Home / 40,608.72-60,818.46-39,487.68

Finding the Fourth Proportional to 40,608.72, 60,818.46 and 39,487.68

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Solution

The fourth proportional to 40,608.72, 60,818.46 and 39,487.68 is: 59,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,608.72 : 60,818.46 = 39,487.68 : x
  2. Step 2: Convert to fraction form
    40,608.72/60,818.46 = 39,487.68/x
  3. Step 3: Cross multiply
    40,608.72x = 60,818.46 × 39,487.68
  4. Step 4: Simplify right side
    40,608.72x = 2,401,579,886.57
  5. Step 5: Solve for x
    x = 2,401,579,886.57/40,608.72
  6. Step 6: Final answer
    x = 59,139.51

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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.