Home / 39,648.38-59,457.74-15,947.91

Finding the Fourth Proportional to 39,648.38, 59,457.74 and 15,947.91

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Solution

The fourth proportional to 39,648.38, 59,457.74 and 15,947.91 is: 23,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.38 : 59,457.74 = 15,947.91 : x
  2. Step 2: Convert to fraction form
    39,648.38/59,457.74 = 15,947.91/x
  3. Step 3: Cross multiply
    39,648.38x = 59,457.74 × 15,947.91
  4. Step 4: Simplify right side
    39,648.38x = 948,226,606.58
  5. Step 5: Solve for x
    x = 948,226,606.58/39,648.38
  6. Step 6: Final answer
    x = 23,915.90

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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.