Home / 19,189.17-26,482.95-11,230.92

Finding the Fourth Proportional to 19,189.17, 26,482.95 and 11,230.92

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Solution

The fourth proportional to 19,189.17, 26,482.95 and 11,230.92 is: 15,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.17 : 26,482.95 = 11,230.92 : x
  2. Step 2: Convert to fraction form
    19,189.17/26,482.95 = 11,230.92/x
  3. Step 3: Cross multiply
    19,189.17x = 26,482.95 × 11,230.92
  4. Step 4: Simplify right side
    19,189.17x = 297,427,892.81
  5. Step 5: Solve for x
    x = 297,427,892.81/19,189.17
  6. Step 6: Final answer
    x = 15,499.78

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Half scale
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Double scale
Find fourth proportional to 19,190.17, 26,484.33 and 11,231.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.