Home / 67,031.31-100,547.27-22,658.30

Finding the Fourth Proportional to 67,031.31, 100,547.27 and 22,658.30

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Solution

The fourth proportional to 67,031.31, 100,547.27 and 22,658.30 is: 33,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.31 : 100,547.27 = 22,658.30 : x
  2. Step 2: Convert to fraction form
    67,031.31/100,547.27 = 22,658.30/x
  3. Step 3: Cross multiply
    67,031.31x = 100,547.27 × 22,658.30
  4. Step 4: Simplify right side
    67,031.31x = 2,278,230,207.84
  5. Step 5: Solve for x
    x = 2,278,230,207.84/67,031.31
  6. Step 6: Final answer
    x = 33,987.55

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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.