Home / 23,327.75-34,988.36-6,689.21

Finding the Fourth Proportional to 23,327.75, 34,988.36 and 6,689.21

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Solution

The fourth proportional to 23,327.75, 34,988.36 and 6,689.21 is: 10,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,327.75 : 34,988.36 = 6,689.21 : x
  2. Step 2: Convert to fraction form
    23,327.75/34,988.36 = 6,689.21/x
  3. Step 3: Cross multiply
    23,327.75x = 34,988.36 × 6,689.21
  4. Step 4: Simplify right side
    23,327.75x = 234,044,279.21
  5. Step 5: Solve for x
    x = 234,044,279.21/23,327.75
  6. Step 6: Final answer
    x = 10,032.87

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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.