Home / 31,677.24-47,511.54-8,301.72

Finding the Fourth Proportional to 31,677.24, 47,511.54 and 8,301.72

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Solution

The fourth proportional to 31,677.24, 47,511.54 and 8,301.72 is: 12,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,677.24 : 47,511.54 = 8,301.72 : x
  2. Step 2: Convert to fraction form
    31,677.24/47,511.54 = 8,301.72/x
  3. Step 3: Cross multiply
    31,677.24x = 47,511.54 × 8,301.72
  4. Step 4: Simplify right side
    31,677.24x = 394,427,501.85
  5. Step 5: Solve for x
    x = 394,427,501.85/31,677.24
  6. Step 6: Final answer
    x = 12,451.45

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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.