Home / 31,451.15-47,176.65-9,264.51

Finding the Fourth Proportional to 31,451.15, 47,176.65 and 9,264.51

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Solution

The fourth proportional to 31,451.15, 47,176.65 and 9,264.51 is: 13,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,451.15 : 47,176.65 = 9,264.51 : x
  2. Step 2: Convert to fraction form
    31,451.15/47,176.65 = 9,264.51/x
  3. Step 3: Cross multiply
    31,451.15x = 47,176.65 × 9,264.51
  4. Step 4: Simplify right side
    31,451.15x = 437,068,545.69
  5. Step 5: Solve for x
    x = 437,068,545.69/31,451.15
  6. Step 6: Final answer
    x = 13,896.74

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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.