Home / 26,442-36,487.80-15,824.52

Finding the Fourth Proportional to 26,442, 36,487.80 and 15,824.52

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Solution

The fourth proportional to 26,442, 36,487.80 and 15,824.52 is: 21,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442 : 36,487.80 = 15,824.52 : x
  2. Step 2: Convert to fraction form
    26,442/36,487.80 = 15,824.52/x
  3. Step 3: Cross multiply
    26,442x = 36,487.80 × 15,824.52
  4. Step 4: Simplify right side
    26,442x = 577,401,920.86
  5. Step 5: Solve for x
    x = 577,401,920.86/26,442
  6. Step 6: Final answer
    x = 21,836.54

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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.