Home / 22,060.01-30,442.52-11,988.20

Finding the Fourth Proportional to 22,060.01, 30,442.52 and 11,988.20

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Solution

The fourth proportional to 22,060.01, 30,442.52 and 11,988.20 is: 16,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.01 : 30,442.52 = 11,988.20 : x
  2. Step 2: Convert to fraction form
    22,060.01/30,442.52 = 11,988.20/x
  3. Step 3: Cross multiply
    22,060.01x = 30,442.52 × 11,988.20
  4. Step 4: Simplify right side
    22,060.01x = 364,950,866.05
  5. Step 5: Solve for x
    x = 364,950,866.05/22,060.01
  6. Step 6: Final answer
    x = 16,543.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.