Home / 39,641.28-59,444.64-15,000

Finding the Fourth Proportional to 39,641.28, 59,444.64 and 15,000

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Solution

The fourth proportional to 39,641.28, 59,444.64 and 15,000 is: 22,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,641.28 : 59,444.64 = 15,000 : x
  2. Step 2: Convert to fraction form
    39,641.28/59,444.64 = 15,000/x
  3. Step 3: Cross multiply
    39,641.28x = 59,444.64 × 15,000
  4. Step 4: Simplify right side
    39,641.28x = 891,669,600
  5. Step 5: Solve for x
    x = 891,669,600/39,641.28
  6. Step 6: Final answer
    x = 22,493.46

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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.