Home / 26,377.30-36,385.23-15,618.46

Finding the Fourth Proportional to 26,377.30, 36,385.23 and 15,618.46

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Solution

The fourth proportional to 26,377.30, 36,385.23 and 15,618.46 is: 21,544.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377.30 : 36,385.23 = 15,618.46 : x
  2. Step 2: Convert to fraction form
    26,377.30/36,385.23 = 15,618.46/x
  3. Step 3: Cross multiply
    26,377.30x = 36,385.23 × 15,618.46
  4. Step 4: Simplify right side
    26,377.30x = 568,281,259.35
  5. Step 5: Solve for x
    x = 568,281,259.35/26,377.30
  6. Step 6: Final answer
    x = 21,544.33

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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.