Home / 22,702.30-34,053.45-7,119.90

Finding the Fourth Proportional to 22,702.30, 34,053.45 and 7,119.90

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Solution

The fourth proportional to 22,702.30, 34,053.45 and 7,119.90 is: 10,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.30 : 34,053.45 = 7,119.90 : x
  2. Step 2: Convert to fraction form
    22,702.30/34,053.45 = 7,119.90/x
  3. Step 3: Cross multiply
    22,702.30x = 34,053.45 × 7,119.90
  4. Step 4: Simplify right side
    22,702.30x = 242,457,158.66
  5. Step 5: Solve for x
    x = 242,457,158.66/22,702.30
  6. Step 6: Final answer
    x = 10,679.85

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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.