Home / 40,325.20-60,496.86-13,669.68

Finding the Fourth Proportional to 40,325.20, 60,496.86 and 13,669.68

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Solution

The fourth proportional to 40,325.20, 60,496.86 and 13,669.68 is: 20,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.20 : 60,496.86 = 13,669.68 : x
  2. Step 2: Convert to fraction form
    40,325.20/60,496.86 = 13,669.68/x
  3. Step 3: Cross multiply
    40,325.20x = 60,496.86 × 13,669.68
  4. Step 4: Simplify right side
    40,325.20x = 826,972,717.20
  5. Step 5: Solve for x
    x = 826,972,717.20/40,325.20
  6. Step 6: Final answer
    x = 20,507.59

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1.5x scale

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.