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Finding the Fourth Proportional to 32,448.52, 48,672.64 and 12,713.14

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Solution

The fourth proportional to 32,448.52, 48,672.64 and 12,713.14 is: 19,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,448.52 : 48,672.64 = 12,713.14 : x
  2. Step 2: Convert to fraction form
    32,448.52/48,672.64 = 12,713.14/x
  3. Step 3: Cross multiply
    32,448.52x = 48,672.64 × 12,713.14
  4. Step 4: Simplify right side
    32,448.52x = 618,782,086.49
  5. Step 5: Solve for x
    x = 618,782,086.49/32,448.52
  6. Step 6: Final answer
    x = 19,069.66

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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.