Home / 26,493.90-36,561.70-15,883.52

Finding the Fourth Proportional to 26,493.90, 36,561.70 and 15,883.52

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Solution

The fourth proportional to 26,493.90, 36,561.70 and 15,883.52 is: 21,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.90 : 36,561.70 = 15,883.52 : x
  2. Step 2: Convert to fraction form
    26,493.90/36,561.70 = 15,883.52/x
  3. Step 3: Cross multiply
    26,493.90x = 36,561.70 × 15,883.52
  4. Step 4: Simplify right side
    26,493.90x = 580,728,493.18
  5. Step 5: Solve for x
    x = 580,728,493.18/26,493.90
  6. Step 6: Final answer
    x = 21,919.33

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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.