Home / 26,581.57-36,687.13-18,077.99

Finding the Fourth Proportional to 26,581.57, 36,687.13 and 18,077.99

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Solution

The fourth proportional to 26,581.57, 36,687.13 and 18,077.99 is: 24,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.57 : 36,687.13 = 18,077.99 : x
  2. Step 2: Convert to fraction form
    26,581.57/36,687.13 = 18,077.99/x
  3. Step 3: Cross multiply
    26,581.57x = 36,687.13 × 18,077.99
  4. Step 4: Simplify right side
    26,581.57x = 663,229,340.64
  5. Step 5: Solve for x
    x = 663,229,340.64/26,581.57
  6. Step 6: Final answer
    x = 24,950.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.