Home / 16,660.59-22,993.20-9,108.06

Finding the Fourth Proportional to 16,660.59, 22,993.20 and 9,108.06

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Solution

The fourth proportional to 16,660.59, 22,993.20 and 9,108.06 is: 12,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.59 : 22,993.20 = 9,108.06 : x
  2. Step 2: Convert to fraction form
    16,660.59/22,993.20 = 9,108.06/x
  3. Step 3: Cross multiply
    16,660.59x = 22,993.20 × 9,108.06
  4. Step 4: Simplify right side
    16,660.59x = 209,423,445.19
  5. Step 5: Solve for x
    x = 209,423,445.19/16,660.59
  6. Step 6: Final answer
    x = 12,569.99

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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.