Home / 47,391.46-71,025.48-19,278.73

Finding the Fourth Proportional to 47,391.46, 71,025.48 and 19,278.73

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Solution

The fourth proportional to 47,391.46, 71,025.48 and 19,278.73 is: 28,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,391.46 : 71,025.48 = 19,278.73 : x
  2. Step 2: Convert to fraction form
    47,391.46/71,025.48 = 19,278.73/x
  3. Step 3: Cross multiply
    47,391.46x = 71,025.48 × 19,278.73
  4. Step 4: Simplify right side
    47,391.46x = 1,369,281,052.04
  5. Step 5: Solve for x
    x = 1,369,281,052.04/47,391.46
  6. Step 6: Final answer
    x = 28,892.99

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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.