Home / 26,240.96-39,373.04-13,758

Finding the Fourth Proportional to 26,240.96, 39,373.04 and 13,758

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Solution

The fourth proportional to 26,240.96, 39,373.04 and 13,758 is: 20,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,240.96 : 39,373.04 = 13,758 : x
  2. Step 2: Convert to fraction form
    26,240.96/39,373.04 = 13,758/x
  3. Step 3: Cross multiply
    26,240.96x = 39,373.04 × 13,758
  4. Step 4: Simplify right side
    26,240.96x = 541,694,215.53
  5. Step 5: Solve for x
    x = 541,694,215.53/26,240.96
  6. Step 6: Final answer
    x = 20,643.08

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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.