Home / 29,445.72-44,143.62-12,793.20

Finding the Fourth Proportional to 29,445.72, 44,143.62 and 12,793.20

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Solution

The fourth proportional to 29,445.72, 44,143.62 and 12,793.20 is: 19,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,445.72 : 44,143.62 = 12,793.20 : x
  2. Step 2: Convert to fraction form
    29,445.72/44,143.62 = 12,793.20/x
  3. Step 3: Cross multiply
    29,445.72x = 44,143.62 × 12,793.20
  4. Step 4: Simplify right side
    29,445.72x = 564,738,159.38
  5. Step 5: Solve for x
    x = 564,738,159.38/29,445.72
  6. Step 6: Final answer
    x = 19,178.96

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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.