Home / 40,417.89-60,589.34-20,652.87

Finding the Fourth Proportional to 40,417.89, 60,589.34 and 20,652.87

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Solution

The fourth proportional to 40,417.89, 60,589.34 and 20,652.87 is: 30,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,417.89 : 60,589.34 = 20,652.87 : x
  2. Step 2: Convert to fraction form
    40,417.89/60,589.34 = 20,652.87/x
  3. Step 3: Cross multiply
    40,417.89x = 60,589.34 × 20,652.87
  4. Step 4: Simplify right side
    40,417.89x = 1,251,343,659.14
  5. Step 5: Solve for x
    x = 1,251,343,659.14/40,417.89
  6. Step 6: Final answer
    x = 30,960.14

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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.