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Finding the Fourth Proportional to 32,807.52, 45,265.68 and 18,658.08

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Solution

The fourth proportional to 32,807.52, 45,265.68 and 18,658.08 is: 25,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,807.52 : 45,265.68 = 18,658.08 : x
  2. Step 2: Convert to fraction form
    32,807.52/45,265.68 = 18,658.08/x
  3. Step 3: Cross multiply
    32,807.52x = 45,265.68 × 18,658.08
  4. Step 4: Simplify right side
    32,807.52x = 844,570,678.69
  5. Step 5: Solve for x
    x = 844,570,678.69/32,807.52
  6. Step 6: Final answer
    x = 25,743.20

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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.