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Finding the Fourth Proportional to 32,131.68, 48,192.04 and 8,752.65

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Solution

The fourth proportional to 32,131.68, 48,192.04 and 8,752.65 is: 13,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,131.68 : 48,192.04 = 8,752.65 : x
  2. Step 2: Convert to fraction form
    32,131.68/48,192.04 = 8,752.65/x
  3. Step 3: Cross multiply
    32,131.68x = 48,192.04 × 8,752.65
  4. Step 4: Simplify right side
    32,131.68x = 421,808,058.91
  5. Step 5: Solve for x
    x = 421,808,058.91/32,131.68
  6. Step 6: Final answer
    x = 13,127.48

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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.