Home / 29,572.46-40,810.08-16,143.73

Finding the Fourth Proportional to 29,572.46, 40,810.08 and 16,143.73

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Solution

The fourth proportional to 29,572.46, 40,810.08 and 16,143.73 is: 22,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,572.46 : 40,810.08 = 16,143.73 : x
  2. Step 2: Convert to fraction form
    29,572.46/40,810.08 = 16,143.73/x
  3. Step 3: Cross multiply
    29,572.46x = 40,810.08 × 16,143.73
  4. Step 4: Simplify right side
    29,572.46x = 658,826,912.80
  5. Step 5: Solve for x
    x = 658,826,912.80/29,572.46
  6. Step 6: Final answer
    x = 22,278.39

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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.