Home / 26,153.12-39,251.56-13,677.50

Finding the Fourth Proportional to 26,153.12, 39,251.56 and 13,677.50

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Solution

The fourth proportional to 26,153.12, 39,251.56 and 13,677.50 is: 20,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.12 : 39,251.56 = 13,677.50 : x
  2. Step 2: Convert to fraction form
    26,153.12/39,251.56 = 13,677.50/x
  3. Step 3: Cross multiply
    26,153.12x = 39,251.56 × 13,677.50
  4. Step 4: Simplify right side
    26,153.12x = 536,863,211.90
  5. Step 5: Solve for x
    x = 536,863,211.90/26,153.12
  6. Step 6: Final answer
    x = 20,527.69

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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.