Home / 15,451.56-23,177.88-8,874.72

Finding the Fourth Proportional to 15,451.56, 23,177.88 and 8,874.72

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Solution

The fourth proportional to 15,451.56, 23,177.88 and 8,874.72 is: 13,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.56 : 23,177.88 = 8,874.72 : x
  2. Step 2: Convert to fraction form
    15,451.56/23,177.88 = 8,874.72/x
  3. Step 3: Cross multiply
    15,451.56x = 23,177.88 × 8,874.72
  4. Step 4: Simplify right side
    15,451.56x = 205,697,195.19
  5. Step 5: Solve for x
    x = 205,697,195.19/15,451.56
  6. Step 6: Final answer
    x = 13,312.39

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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.