Home / 31,559.55-47,348.21-9,373.80

Finding the Fourth Proportional to 31,559.55, 47,348.21 and 9,373.80

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Solution

The fourth proportional to 31,559.55, 47,348.21 and 9,373.80 is: 14,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.55 : 47,348.21 = 9,373.80 : x
  2. Step 2: Convert to fraction form
    31,559.55/47,348.21 = 9,373.80/x
  3. Step 3: Cross multiply
    31,559.55x = 47,348.21 × 9,373.80
  4. Step 4: Simplify right side
    31,559.55x = 443,832,650.90
  5. Step 5: Solve for x
    x = 443,832,650.90/31,559.55
  6. Step 6: Final answer
    x = 14,063.34

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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.