Home / 31,748.18-47,629.18-9,559.86

Finding the Fourth Proportional to 31,748.18, 47,629.18 and 9,559.86

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Solution

The fourth proportional to 31,748.18, 47,629.18 and 9,559.86 is: 14,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,748.18 : 47,629.18 = 9,559.86 : x
  2. Step 2: Convert to fraction form
    31,748.18/47,629.18 = 9,559.86/x
  3. Step 3: Cross multiply
    31,748.18x = 47,629.18 × 9,559.86
  4. Step 4: Simplify right side
    31,748.18x = 455,328,292.71
  5. Step 5: Solve for x
    x = 455,328,292.71/31,748.18
  6. Step 6: Final answer
    x = 14,341.87

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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.