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Finding the Fourth Proportional to 57,672.16, 86,519.88 and 24,392.32

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Solution

The fourth proportional to 57,672.16, 86,519.88 and 24,392.32 is: 36,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672.16 : 86,519.88 = 24,392.32 : x
  2. Step 2: Convert to fraction form
    57,672.16/86,519.88 = 24,392.32/x
  3. Step 3: Cross multiply
    57,672.16x = 86,519.88 × 24,392.32
  4. Step 4: Simplify right side
    57,672.16x = 2,110,420,599.32
  5. Step 5: Solve for x
    x = 2,110,420,599.32/57,672.16
  6. Step 6: Final answer
    x = 36,593.40

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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.