Home / 15,126.85-22,641.60-8,089.25

Finding the Fourth Proportional to 15,126.85, 22,641.60 and 8,089.25

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Solution

The fourth proportional to 15,126.85, 22,641.60 and 8,089.25 is: 12,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.85 : 22,641.60 = 8,089.25 : x
  2. Step 2: Convert to fraction form
    15,126.85/22,641.60 = 8,089.25/x
  3. Step 3: Cross multiply
    15,126.85x = 22,641.60 × 8,089.25
  4. Step 4: Simplify right side
    15,126.85x = 183,153,562.80
  5. Step 5: Solve for x
    x = 183,153,562.80/15,126.85
  6. Step 6: Final answer
    x = 12,107.85

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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.