Home / 26,427.60-36,489.22-17,012.56

Finding the Fourth Proportional to 26,427.60, 36,489.22 and 17,012.56

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Solution

The fourth proportional to 26,427.60, 36,489.22 and 17,012.56 is: 23,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.60 : 36,489.22 = 17,012.56 : x
  2. Step 2: Convert to fraction form
    26,427.60/36,489.22 = 17,012.56/x
  3. Step 3: Cross multiply
    26,427.60x = 36,489.22 × 17,012.56
  4. Step 4: Simplify right side
    26,427.60x = 620,774,959.54
  5. Step 5: Solve for x
    x = 620,774,959.54/26,427.60
  6. Step 6: Final answer
    x = 23,489.65

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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.