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Finding the Fourth Proportional to 32,125.48, 48,188.86 and 8,752.52

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Solution

The fourth proportional to 32,125.48, 48,188.86 and 8,752.52 is: 13,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.48 : 48,188.86 = 8,752.52 : x
  2. Step 2: Convert to fraction form
    32,125.48/48,188.86 = 8,752.52/x
  3. Step 3: Cross multiply
    32,125.48x = 48,188.86 × 8,752.52
  4. Step 4: Simplify right side
    32,125.48x = 421,773,960.93
  5. Step 5: Solve for x
    x = 421,773,960.93/32,125.48
  6. Step 6: Final answer
    x = 13,128.95

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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.