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Finding the Fourth Proportional to 15,230.59, 22,810.40 and 14,810.20

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Solution

The fourth proportional to 15,230.59, 22,810.40 and 14,810.20 is: 22,180.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230.59 : 22,810.40 = 14,810.20 : x
  2. Step 2: Convert to fraction form
    15,230.59/22,810.40 = 14,810.20/x
  3. Step 3: Cross multiply
    15,230.59x = 22,810.40 × 14,810.20
  4. Step 4: Simplify right side
    15,230.59x = 337,826,512.03
  5. Step 5: Solve for x
    x = 337,826,512.03/15,230.59
  6. Step 6: Final answer
    x = 22,180.79

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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.