Home / 39,148.80-58,721.88-9,566.76

Finding the Fourth Proportional to 39,148.80, 58,721.88 and 9,566.76

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Solution

The fourth proportional to 39,148.80, 58,721.88 and 9,566.76 is: 14,349.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148.80 : 58,721.88 = 9,566.76 : x
  2. Step 2: Convert to fraction form
    39,148.80/58,721.88 = 9,566.76/x
  3. Step 3: Cross multiply
    39,148.80x = 58,721.88 × 9,566.76
  4. Step 4: Simplify right side
    39,148.80x = 561,778,132.71
  5. Step 5: Solve for x
    x = 561,778,132.71/39,148.80
  6. Step 6: Final answer
    x = 14,349.82

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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.