Home / 47,505.57-65,529.13-31,373.03

Finding the Fourth Proportional to 47,505.57, 65,529.13 and 31,373.03

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Solution

The fourth proportional to 47,505.57, 65,529.13 and 31,373.03 is: 43,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,505.57 : 65,529.13 = 31,373.03 : x
  2. Step 2: Convert to fraction form
    47,505.57/65,529.13 = 31,373.03/x
  3. Step 3: Cross multiply
    47,505.57x = 65,529.13 × 31,373.03
  4. Step 4: Simplify right side
    47,505.57x = 2,055,847,505.58
  5. Step 5: Solve for x
    x = 2,055,847,505.58/47,505.57
  6. Step 6: Final answer
    x = 43,275.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.