Home / 19,202.42-26,499.48-10,818.92

Finding the Fourth Proportional to 19,202.42, 26,499.48 and 10,818.92

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Solution

The fourth proportional to 19,202.42, 26,499.48 and 10,818.92 is: 14,930.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.42 : 26,499.48 = 10,818.92 : x
  2. Step 2: Convert to fraction form
    19,202.42/26,499.48 = 10,818.92/x
  3. Step 3: Cross multiply
    19,202.42x = 26,499.48 × 10,818.92
  4. Step 4: Simplify right side
    19,202.42x = 286,695,754.16
  5. Step 5: Solve for x
    x = 286,695,754.16/19,202.42
  6. Step 6: Final answer
    x = 14,930.19

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Half scale
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Double scale
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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.