Home / 24,722.30-34,116.81-13,391.89

Finding the Fourth Proportional to 24,722.30, 34,116.81 and 13,391.89

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Solution

The fourth proportional to 24,722.30, 34,116.81 and 13,391.89 is: 18,480.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,722.30 : 34,116.81 = 13,391.89 : x
  2. Step 2: Convert to fraction form
    24,722.30/34,116.81 = 13,391.89/x
  3. Step 3: Cross multiply
    24,722.30x = 34,116.81 × 13,391.89
  4. Step 4: Simplify right side
    24,722.30x = 456,888,402.01
  5. Step 5: Solve for x
    x = 456,888,402.01/24,722.30
  6. Step 6: Final answer
    x = 18,480.82

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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.