Home / 10,524.20-14,541.19-8,143.88

Finding the Fourth Proportional to 10,524.20, 14,541.19 and 8,143.88

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Solution

The fourth proportional to 10,524.20, 14,541.19 and 8,143.88 is: 11,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,524.20 : 14,541.19 = 8,143.88 : x
  2. Step 2: Convert to fraction form
    10,524.20/14,541.19 = 8,143.88/x
  3. Step 3: Cross multiply
    10,524.20x = 14,541.19 × 8,143.88
  4. Step 4: Simplify right side
    10,524.20x = 118,421,613.35
  5. Step 5: Solve for x
    x = 118,421,613.35/10,524.20
  6. Step 6: Final answer
    x = 11,252.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.