Home / 31,446.16-47,177.20-9,260.26

Finding the Fourth Proportional to 31,446.16, 47,177.20 and 9,260.26

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Solution

The fourth proportional to 31,446.16, 47,177.20 and 9,260.26 is: 13,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,446.16 : 47,177.20 = 9,260.26 : x
  2. Step 2: Convert to fraction form
    31,446.16/47,177.20 = 9,260.26/x
  3. Step 3: Cross multiply
    31,446.16x = 47,177.20 × 9,260.26
  4. Step 4: Simplify right side
    31,446.16x = 436,873,138.07
  5. Step 5: Solve for x
    x = 436,873,138.07/31,446.16
  6. Step 6: Final answer
    x = 13,892.73

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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.