Home / 31,631.56-47,455.60-9,444.94

Finding the Fourth Proportional to 31,631.56, 47,455.60 and 9,444.94

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Solution

The fourth proportional to 31,631.56, 47,455.60 and 9,444.94 is: 14,169.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,631.56 : 47,455.60 = 9,444.94 : x
  2. Step 2: Convert to fraction form
    31,631.56/47,455.60 = 9,444.94/x
  3. Step 3: Cross multiply
    31,631.56x = 47,455.60 × 9,444.94
  4. Step 4: Simplify right side
    31,631.56x = 448,215,294.66
  5. Step 5: Solve for x
    x = 448,215,294.66/31,631.56
  6. Step 6: Final answer
    x = 14,169.88

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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.