Home / 26,462.72-36,517.47-15,858.20

Finding the Fourth Proportional to 26,462.72, 36,517.47 and 15,858.20

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Solution

The fourth proportional to 26,462.72, 36,517.47 and 15,858.20 is: 21,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.72 : 36,517.47 = 15,858.20 : x
  2. Step 2: Convert to fraction form
    26,462.72/36,517.47 = 15,858.20/x
  3. Step 3: Cross multiply
    26,462.72x = 36,517.47 × 15,858.20
  4. Step 4: Simplify right side
    26,462.72x = 579,101,160.17
  5. Step 5: Solve for x
    x = 579,101,160.17/26,462.72
  6. Step 6: Final answer
    x = 21,883.66

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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.