Home / 16,654.64-25,013.75-9,648.72

Finding the Fourth Proportional to 16,654.64, 25,013.75 and 9,648.72

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Solution

The fourth proportional to 16,654.64, 25,013.75 and 9,648.72 is: 14,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.64 : 25,013.75 = 9,648.72 : x
  2. Step 2: Convert to fraction form
    16,654.64/25,013.75 = 9,648.72/x
  3. Step 3: Cross multiply
    16,654.64x = 25,013.75 × 9,648.72
  4. Step 4: Simplify right side
    16,654.64x = 241,350,621.66
  5. Step 5: Solve for x
    x = 241,350,621.66/16,654.64
  6. Step 6: Final answer
    x = 14,491.50

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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.