Home / 14,654.18-20,216.52-9,274.03

Finding the Fourth Proportional to 14,654.18, 20,216.52 and 9,274.03

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Solution

The fourth proportional to 14,654.18, 20,216.52 and 9,274.03 is: 12,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.18 : 20,216.52 = 9,274.03 : x
  2. Step 2: Convert to fraction form
    14,654.18/20,216.52 = 9,274.03/x
  3. Step 3: Cross multiply
    14,654.18x = 20,216.52 × 9,274.03
  4. Step 4: Simplify right side
    14,654.18x = 187,488,562.43
  5. Step 5: Solve for x
    x = 187,488,562.43/14,654.18
  6. Step 6: Final answer
    x = 12,794.20

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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.