Home / 39,388.28-59,065.14-14,747

Finding the Fourth Proportional to 39,388.28, 59,065.14 and 14,747

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Solution

The fourth proportional to 39,388.28, 59,065.14 and 14,747 is: 22,114.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,388.28 : 59,065.14 = 14,747 : x
  2. Step 2: Convert to fraction form
    39,388.28/59,065.14 = 14,747/x
  3. Step 3: Cross multiply
    39,388.28x = 59,065.14 × 14,747
  4. Step 4: Simplify right side
    39,388.28x = 871,033,619.58
  5. Step 5: Solve for x
    x = 871,033,619.58/39,388.28
  6. Step 6: Final answer
    x = 22,114.03

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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.