Home / 26,387.66-36,415.41-16,315.85

Finding the Fourth Proportional to 26,387.66, 36,415.41 and 16,315.85

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Solution

The fourth proportional to 26,387.66, 36,415.41 and 16,315.85 is: 22,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,387.66 : 36,415.41 = 16,315.85 : x
  2. Step 2: Convert to fraction form
    26,387.66/36,415.41 = 16,315.85/x
  3. Step 3: Cross multiply
    26,387.66x = 36,415.41 × 16,315.85
  4. Step 4: Simplify right side
    26,387.66x = 594,148,367.25
  5. Step 5: Solve for x
    x = 594,148,367.25/26,387.66
  6. Step 6: Final answer
    x = 22,516.14

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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.