Home / 26,883.92-37,089.16-15,551.31

Finding the Fourth Proportional to 26,883.92, 37,089.16 and 15,551.31

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Solution

The fourth proportional to 26,883.92, 37,089.16 and 15,551.31 is: 21,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,883.92 : 37,089.16 = 15,551.31 : x
  2. Step 2: Convert to fraction form
    26,883.92/37,089.16 = 15,551.31/x
  3. Step 3: Cross multiply
    26,883.92x = 37,089.16 × 15,551.31
  4. Step 4: Simplify right side
    26,883.92x = 576,785,125.01
  5. Step 5: Solve for x
    x = 576,785,125.01/26,883.92
  6. Step 6: Final answer
    x = 21,454.65

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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.