Home / 26,715.96-40,110.84-13,577.58

Finding the Fourth Proportional to 26,715.96, 40,110.84 and 13,577.58

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Solution

The fourth proportional to 26,715.96, 40,110.84 and 13,577.58 is: 20,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.96 : 40,110.84 = 13,577.58 : x
  2. Step 2: Convert to fraction form
    26,715.96/40,110.84 = 13,577.58/x
  3. Step 3: Cross multiply
    26,715.96x = 40,110.84 × 13,577.58
  4. Step 4: Simplify right side
    26,715.96x = 544,608,138.97
  5. Step 5: Solve for x
    x = 544,608,138.97/26,715.96
  6. Step 6: Final answer
    x = 20,385.12

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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.