Home / 52,792.06-79,112.31-31,740.70

Finding the Fourth Proportional to 52,792.06, 79,112.31 and 31,740.70

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Solution

The fourth proportional to 52,792.06, 79,112.31 and 31,740.70 is: 47,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.06 : 79,112.31 = 31,740.70 : x
  2. Step 2: Convert to fraction form
    52,792.06/79,112.31 = 31,740.70/x
  3. Step 3: Cross multiply
    52,792.06x = 79,112.31 × 31,740.70
  4. Step 4: Simplify right side
    52,792.06x = 2,511,080,098.02
  5. Step 5: Solve for x
    x = 2,511,080,098.02/52,792.06
  6. Step 6: Final answer
    x = 47,565.49

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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.