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Finding the Fourth Proportional to 31,701.60, 43,701.60 and 24,134.78

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Solution

The fourth proportional to 31,701.60, 43,701.60 and 24,134.78 is: 33,270.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,701.60 : 43,701.60 = 24,134.78 : x
  2. Step 2: Convert to fraction form
    31,701.60/43,701.60 = 24,134.78/x
  3. Step 3: Cross multiply
    31,701.60x = 43,701.60 × 24,134.78
  4. Step 4: Simplify right side
    31,701.60x = 1,054,728,501.65
  5. Step 5: Solve for x
    x = 1,054,728,501.65/31,701.60
  6. Step 6: Final answer
    x = 33,270.51

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1.5x scale

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.