Home / 39,943.32-59,914.97-13,648.29

Finding the Fourth Proportional to 39,943.32, 59,914.97 and 13,648.29

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Solution

The fourth proportional to 39,943.32, 59,914.97 and 13,648.29 is: 20,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.32 : 59,914.97 = 13,648.29 : x
  2. Step 2: Convert to fraction form
    39,943.32/59,914.97 = 13,648.29/x
  3. Step 3: Cross multiply
    39,943.32x = 59,914.97 × 13,648.29
  4. Step 4: Simplify right side
    39,943.32x = 817,736,885.90
  5. Step 5: Solve for x
    x = 817,736,885.90/39,943.32
  6. Step 6: Final answer
    x = 20,472.43

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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.