Home / 26,655.12-36,788.49-15,901.38

Finding the Fourth Proportional to 26,655.12, 36,788.49 and 15,901.38

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Solution

The fourth proportional to 26,655.12, 36,788.49 and 15,901.38 is: 21,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.12 : 36,788.49 = 15,901.38 : x
  2. Step 2: Convert to fraction form
    26,655.12/36,788.49 = 15,901.38/x
  3. Step 3: Cross multiply
    26,655.12x = 36,788.49 × 15,901.38
  4. Step 4: Simplify right side
    26,655.12x = 584,987,759.12
  5. Step 5: Solve for x
    x = 584,987,759.12/26,655.12
  6. Step 6: Final answer
    x = 21,946.54

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1.5x scale

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.