Home / 26,986.84-40,452.54-10,342.36

Finding the Fourth Proportional to 26,986.84, 40,452.54 and 10,342.36

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Solution

The fourth proportional to 26,986.84, 40,452.54 and 10,342.36 is: 15,502.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.84 : 40,452.54 = 10,342.36 : x
  2. Step 2: Convert to fraction form
    26,986.84/40,452.54 = 10,342.36/x
  3. Step 3: Cross multiply
    26,986.84x = 40,452.54 × 10,342.36
  4. Step 4: Simplify right side
    26,986.84x = 418,374,731.59
  5. Step 5: Solve for x
    x = 418,374,731.59/26,986.84
  6. Step 6: Final answer
    x = 15,502.92

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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.