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Finding the Fourth Proportional to 15,122.95, 22,684.46 and 5,888.95

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Solution

The fourth proportional to 15,122.95, 22,684.46 and 5,888.95 is: 8,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.95 : 22,684.46 = 5,888.95 : x
  2. Step 2: Convert to fraction form
    15,122.95/22,684.46 = 5,888.95/x
  3. Step 3: Cross multiply
    15,122.95x = 22,684.46 × 5,888.95
  4. Step 4: Simplify right side
    15,122.95x = 133,587,692.16
  5. Step 5: Solve for x
    x = 133,587,692.16/15,122.95
  6. Step 6: Final answer
    x = 8,833.44

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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.