Home / 31,517.14-47,276.21-9,332.77

Finding the Fourth Proportional to 31,517.14, 47,276.21 and 9,332.77

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Solution

The fourth proportional to 31,517.14, 47,276.21 and 9,332.77 is: 13,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.14 : 47,276.21 = 9,332.77 : x
  2. Step 2: Convert to fraction form
    31,517.14/47,276.21 = 9,332.77/x
  3. Step 3: Cross multiply
    31,517.14x = 47,276.21 × 9,332.77
  4. Step 4: Simplify right side
    31,517.14x = 441,217,947.74
  5. Step 5: Solve for x
    x = 441,217,947.74/31,517.14
  6. Step 6: Final answer
    x = 13,999.30

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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.