Home / 31,476.15-47,191.11-14,826.81

Finding the Fourth Proportional to 31,476.15, 47,191.11 and 14,826.81

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Solution

The fourth proportional to 31,476.15, 47,191.11 and 14,826.81 is: 22,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.15 : 47,191.11 = 14,826.81 : x
  2. Step 2: Convert to fraction form
    31,476.15/47,191.11 = 14,826.81/x
  3. Step 3: Cross multiply
    31,476.15x = 47,191.11 × 14,826.81
  4. Step 4: Simplify right side
    31,476.15x = 699,693,621.66
  5. Step 5: Solve for x
    x = 699,693,621.66/31,476.15
  6. Step 6: Final answer
    x = 22,229.33

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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.