Home / 26,463.99-39,672.61-20,251.74

Finding the Fourth Proportional to 26,463.99, 39,672.61 and 20,251.74

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Solution

The fourth proportional to 26,463.99, 39,672.61 and 20,251.74 is: 30,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,463.99 : 39,672.61 = 20,251.74 : x
  2. Step 2: Convert to fraction form
    26,463.99/39,672.61 = 20,251.74/x
  3. Step 3: Cross multiply
    26,463.99x = 39,672.61 × 20,251.74
  4. Step 4: Simplify right side
    26,463.99x = 803,439,382.84
  5. Step 5: Solve for x
    x = 803,439,382.84/26,463.99
  6. Step 6: Final answer
    x = 30,359.72

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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.