Home / 40,365.70-60,561.51-12,291.19

Finding the Fourth Proportional to 40,365.70, 60,561.51 and 12,291.19

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Solution

The fourth proportional to 40,365.70, 60,561.51 and 12,291.19 is: 18,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,365.70 : 60,561.51 = 12,291.19 : x
  2. Step 2: Convert to fraction form
    40,365.70/60,561.51 = 12,291.19/x
  3. Step 3: Cross multiply
    40,365.70x = 60,561.51 × 12,291.19
  4. Step 4: Simplify right side
    40,365.70x = 744,372,723.29
  5. Step 5: Solve for x
    x = 744,372,723.29/40,365.70
  6. Step 6: Final answer
    x = 18,440.73

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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.