Home / 40,384.64-60,589.32-20,677.14

Finding the Fourth Proportional to 40,384.64, 60,589.32 and 20,677.14

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Solution

The fourth proportional to 40,384.64, 60,589.32 and 20,677.14 is: 31,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.64 : 60,589.32 = 20,677.14 : x
  2. Step 2: Convert to fraction form
    40,384.64/60,589.32 = 20,677.14/x
  3. Step 3: Cross multiply
    40,384.64x = 60,589.32 × 20,677.14
  4. Step 4: Simplify right side
    40,384.64x = 1,252,813,774.61
  5. Step 5: Solve for x
    x = 1,252,813,774.61/40,384.64
  6. Step 6: Final answer
    x = 31,022.03

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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.