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Finding the Fourth Proportional to 18,274.52, 27,412.20 and 5,962.52

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Solution

The fourth proportional to 18,274.52, 27,412.20 and 5,962.52 is: 8,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.52 : 27,412.20 = 5,962.52 : x
  2. Step 2: Convert to fraction form
    18,274.52/27,412.20 = 5,962.52/x
  3. Step 3: Cross multiply
    18,274.52x = 27,412.20 × 5,962.52
  4. Step 4: Simplify right side
    18,274.52x = 163,445,790.74
  5. Step 5: Solve for x
    x = 163,445,790.74/18,274.52
  6. Step 6: Final answer
    x = 8,943.92

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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.