Home / 67,031.81-100,548.02-22,658.80

Finding the Fourth Proportional to 67,031.81, 100,548.02 and 22,658.80

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Solution

The fourth proportional to 67,031.81, 100,548.02 and 22,658.80 is: 33,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.81 : 100,548.02 = 22,658.80 : x
  2. Step 2: Convert to fraction form
    67,031.81/100,548.02 = 22,658.80/x
  3. Step 3: Cross multiply
    67,031.81x = 100,548.02 × 22,658.80
  4. Step 4: Simplify right side
    67,031.81x = 2,278,297,475.58
  5. Step 5: Solve for x
    x = 2,278,297,475.58/67,031.81
  6. Step 6: Final answer
    x = 33,988.30

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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.