Home / 39,724.71-59,586.15-19,997.97

Finding the Fourth Proportional to 39,724.71, 59,586.15 and 19,997.97

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Solution

The fourth proportional to 39,724.71, 59,586.15 and 19,997.97 is: 29,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.71 : 59,586.15 = 19,997.97 : x
  2. Step 2: Convert to fraction form
    39,724.71/59,586.15 = 19,997.97/x
  3. Step 3: Cross multiply
    39,724.71x = 59,586.15 × 19,997.97
  4. Step 4: Simplify right side
    39,724.71x = 1,191,602,040.12
  5. Step 5: Solve for x
    x = 1,191,602,040.12/39,724.71
  6. Step 6: Final answer
    x = 29,996.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.