Home / 26,356.18-36,367.95-15,743.56

Finding the Fourth Proportional to 26,356.18, 36,367.95 and 15,743.56

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Solution

The fourth proportional to 26,356.18, 36,367.95 and 15,743.56 is: 21,723.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.18 : 36,367.95 = 15,743.56 : x
  2. Step 2: Convert to fraction form
    26,356.18/36,367.95 = 15,743.56/x
  3. Step 3: Cross multiply
    26,356.18x = 36,367.95 × 15,743.56
  4. Step 4: Simplify right side
    26,356.18x = 572,561,015.10
  5. Step 5: Solve for x
    x = 572,561,015.10/26,356.18
  6. Step 6: Final answer
    x = 21,723.97

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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.