Home / 15,829.90-23,728.65-9,252.70

Finding the Fourth Proportional to 15,829.90, 23,728.65 and 9,252.70

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Solution

The fourth proportional to 15,829.90, 23,728.65 and 9,252.70 is: 13,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.90 : 23,728.65 = 9,252.70 : x
  2. Step 2: Convert to fraction form
    15,829.90/23,728.65 = 9,252.70/x
  3. Step 3: Cross multiply
    15,829.90x = 23,728.65 × 9,252.70
  4. Step 4: Simplify right side
    15,829.90x = 219,554,079.86
  5. Step 5: Solve for x
    x = 219,554,079.86/15,829.90
  6. Step 6: Final answer
    x = 13,869.58

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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.