Home / 16,976.04-23,425.80-9,422.10

Finding the Fourth Proportional to 16,976.04, 23,425.80 and 9,422.10

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Solution

The fourth proportional to 16,976.04, 23,425.80 and 9,422.10 is: 13,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.04 : 23,425.80 = 9,422.10 : x
  2. Step 2: Convert to fraction form
    16,976.04/23,425.80 = 9,422.10/x
  3. Step 3: Cross multiply
    16,976.04x = 23,425.80 × 9,422.10
  4. Step 4: Simplify right side
    16,976.04x = 220,720,230.18
  5. Step 5: Solve for x
    x = 220,720,230.18/16,976.04
  6. Step 6: Final answer
    x = 13,001.87

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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.