Home / 43,770.74-60,319.34-31,815.14

Finding the Fourth Proportional to 43,770.74, 60,319.34 and 31,815.14

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Solution

The fourth proportional to 43,770.74, 60,319.34 and 31,815.14 is: 43,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,770.74 : 60,319.34 = 31,815.14 : x
  2. Step 2: Convert to fraction form
    43,770.74/60,319.34 = 31,815.14/x
  3. Step 3: Cross multiply
    43,770.74x = 60,319.34 × 31,815.14
  4. Step 4: Simplify right side
    43,770.74x = 1,919,068,246.81
  5. Step 5: Solve for x
    x = 1,919,068,246.81/43,770.74
  6. Step 6: Final answer
    x = 43,843.63

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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.