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Finding the Fourth Proportional to 22,655.95, 33,990.08 and 6,861.52

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Solution

The fourth proportional to 22,655.95, 33,990.08 and 6,861.52 is: 10,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.95 : 33,990.08 = 6,861.52 : x
  2. Step 2: Convert to fraction form
    22,655.95/33,990.08 = 6,861.52/x
  3. Step 3: Cross multiply
    22,655.95x = 33,990.08 × 6,861.52
  4. Step 4: Simplify right side
    22,655.95x = 233,223,613.72
  5. Step 5: Solve for x
    x = 233,223,613.72/22,655.95
  6. Step 6: Final answer
    x = 10,294.14

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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.