Home / 19,436.66-26,870.43-19,259.07

Finding the Fourth Proportional to 19,436.66, 26,870.43 and 19,259.07

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Solution

The fourth proportional to 19,436.66, 26,870.43 and 19,259.07 is: 26,624.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.66 : 26,870.43 = 19,259.07 : x
  2. Step 2: Convert to fraction form
    19,436.66/26,870.43 = 19,259.07/x
  3. Step 3: Cross multiply
    19,436.66x = 26,870.43 × 19,259.07
  4. Step 4: Simplify right side
    19,436.66x = 517,499,492.30
  5. Step 5: Solve for x
    x = 517,499,492.30/19,436.66
  6. Step 6: Final answer
    x = 26,624.92

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Double scale
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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.