Home / 43,788.95-60,365.76-31,191.83

Finding the Fourth Proportional to 43,788.95, 60,365.76 and 31,191.83

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Solution

The fourth proportional to 43,788.95, 60,365.76 and 31,191.83 is: 42,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788.95 : 60,365.76 = 31,191.83 : x
  2. Step 2: Convert to fraction form
    43,788.95/60,365.76 = 31,191.83/x
  3. Step 3: Cross multiply
    43,788.95x = 60,365.76 × 31,191.83
  4. Step 4: Simplify right side
    43,788.95x = 1,882,918,523.74
  5. Step 5: Solve for x
    x = 1,882,918,523.74/43,788.95
  6. Step 6: Final answer
    x = 42,999.86

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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.