Home / 31,713.32-47,566.20-8,341.58

Finding the Fourth Proportional to 31,713.32, 47,566.20 and 8,341.58

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Solution

The fourth proportional to 31,713.32, 47,566.20 and 8,341.58 is: 12,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.32 : 47,566.20 = 8,341.58 : x
  2. Step 2: Convert to fraction form
    31,713.32/47,566.20 = 8,341.58/x
  3. Step 3: Cross multiply
    31,713.32x = 47,566.20 × 8,341.58
  4. Step 4: Simplify right side
    31,713.32x = 396,777,412.79
  5. Step 5: Solve for x
    x = 396,777,412.79/31,713.32
  6. Step 6: Final answer
    x = 12,511.38

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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.