Home / 15,385.74-23,068.75-6,498.66

Finding the Fourth Proportional to 15,385.74, 23,068.75 and 6,498.66

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Solution

The fourth proportional to 15,385.74, 23,068.75 and 6,498.66 is: 9,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385.74 : 23,068.75 = 6,498.66 : x
  2. Step 2: Convert to fraction form
    15,385.74/23,068.75 = 6,498.66/x
  3. Step 3: Cross multiply
    15,385.74x = 23,068.75 × 6,498.66
  4. Step 4: Simplify right side
    15,385.74x = 149,915,962.88
  5. Step 5: Solve for x
    x = 149,915,962.88/15,385.74
  6. Step 6: Final answer
    x = 9,743.83

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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.