Home / 23,120.68-34,677.34-7,538.28

Finding the Fourth Proportional to 23,120.68, 34,677.34 and 7,538.28

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Solution

The fourth proportional to 23,120.68, 34,677.34 and 7,538.28 is: 11,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.68 : 34,677.34 = 7,538.28 : x
  2. Step 2: Convert to fraction form
    23,120.68/34,677.34 = 7,538.28/x
  3. Step 3: Cross multiply
    23,120.68x = 34,677.34 × 7,538.28
  4. Step 4: Simplify right side
    23,120.68x = 261,407,498.58
  5. Step 5: Solve for x
    x = 261,407,498.58/23,120.68
  6. Step 6: Final answer
    x = 11,306.22

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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.