Home / 31,449.55-47,180.40-9,263.65

Finding the Fourth Proportional to 31,449.55, 47,180.40 and 9,263.65

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Solution

The fourth proportional to 31,449.55, 47,180.40 and 9,263.65 is: 13,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,449.55 : 47,180.40 = 9,263.65 : x
  2. Step 2: Convert to fraction form
    31,449.55/47,180.40 = 9,263.65/x
  3. Step 3: Cross multiply
    31,449.55x = 47,180.40 × 9,263.65
  4. Step 4: Simplify right side
    31,449.55x = 437,062,712.46
  5. Step 5: Solve for x
    x = 437,062,712.46/31,449.55
  6. Step 6: Final answer
    x = 13,897.26

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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.