Home / 40,057.97-60,082.63-13,400.94

Finding the Fourth Proportional to 40,057.97, 60,082.63 and 13,400.94

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Solution

The fourth proportional to 40,057.97, 60,082.63 and 13,400.94 is: 20,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.97 : 60,082.63 = 13,400.94 : x
  2. Step 2: Convert to fraction form
    40,057.97/60,082.63 = 13,400.94/x
  3. Step 3: Cross multiply
    40,057.97x = 60,082.63 × 13,400.94
  4. Step 4: Simplify right side
    40,057.97x = 805,163,719.67
  5. Step 5: Solve for x
    x = 805,163,719.67/40,057.97
  6. Step 6: Final answer
    x = 20,099.96

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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.