Home / 40,384.97-60,589.85-20,677.36

Finding the Fourth Proportional to 40,384.97, 60,589.85 and 20,677.36

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Solution

The fourth proportional to 40,384.97, 60,589.85 and 20,677.36 is: 31,022.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.97 : 60,589.85 = 20,677.36 : x
  2. Step 2: Convert to fraction form
    40,384.97/60,589.85 = 20,677.36/x
  3. Step 3: Cross multiply
    40,384.97x = 60,589.85 × 20,677.36
  4. Step 4: Simplify right side
    40,384.97x = 1,252,837,885.93
  5. Step 5: Solve for x
    x = 1,252,837,885.93/40,384.97
  6. Step 6: Final answer
    x = 31,022.38

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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.