Home / 22,000.30-33,000.45-8,862.10

Finding the Fourth Proportional to 22,000.30, 33,000.45 and 8,862.10

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Solution

The fourth proportional to 22,000.30, 33,000.45 and 8,862.10 is: 13,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.30 : 33,000.45 = 8,862.10 : x
  2. Step 2: Convert to fraction form
    22,000.30/33,000.45 = 8,862.10/x
  3. Step 3: Cross multiply
    22,000.30x = 33,000.45 × 8,862.10
  4. Step 4: Simplify right side
    22,000.30x = 292,453,287.95
  5. Step 5: Solve for x
    x = 292,453,287.95/22,000.30
  6. Step 6: Final answer
    x = 13,293.15

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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.