Home / 39,943.24-59,914.78-13,648.16

Finding the Fourth Proportional to 39,943.24, 59,914.78 and 13,648.16

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Solution

The fourth proportional to 39,943.24, 59,914.78 and 13,648.16 is: 20,472.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.24 : 59,914.78 = 13,648.16 : x
  2. Step 2: Convert to fraction form
    39,943.24/59,914.78 = 13,648.16/x
  3. Step 3: Cross multiply
    39,943.24x = 59,914.78 × 13,648.16
  4. Step 4: Simplify right side
    39,943.24x = 817,726,503.80
  5. Step 5: Solve for x
    x = 817,726,503.80/39,943.24
  6. Step 6: Final answer
    x = 20,472.21

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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.