Home / 16,640.79-22,964.33-9,087.18

Finding the Fourth Proportional to 16,640.79, 22,964.33 and 9,087.18

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Solution

The fourth proportional to 16,640.79, 22,964.33 and 9,087.18 is: 12,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640.79 : 22,964.33 = 9,087.18 : x
  2. Step 2: Convert to fraction form
    16,640.79/22,964.33 = 9,087.18/x
  3. Step 3: Cross multiply
    16,640.79x = 22,964.33 × 9,087.18
  4. Step 4: Simplify right side
    16,640.79x = 208,681,000.29
  5. Step 5: Solve for x
    x = 208,681,000.29/16,640.79
  6. Step 6: Final answer
    x = 12,540.33

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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.