Home / 31,941.14-47,908.04-8,565.74

Finding the Fourth Proportional to 31,941.14, 47,908.04 and 8,565.74

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Solution

The fourth proportional to 31,941.14, 47,908.04 and 8,565.74 is: 12,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941.14 : 47,908.04 = 8,565.74 : x
  2. Step 2: Convert to fraction form
    31,941.14/47,908.04 = 8,565.74/x
  3. Step 3: Cross multiply
    31,941.14x = 47,908.04 × 8,565.74
  4. Step 4: Simplify right side
    31,941.14x = 410,367,814.55
  5. Step 5: Solve for x
    x = 410,367,814.55/31,941.14
  6. Step 6: Final answer
    x = 12,847.63

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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.