Home / 26,404.16-36,436.66-15,787.52

Finding the Fourth Proportional to 26,404.16, 36,436.66 and 15,787.52

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Solution

The fourth proportional to 26,404.16, 36,436.66 and 15,787.52 is: 21,786.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,404.16 : 36,436.66 = 15,787.52 : x
  2. Step 2: Convert to fraction form
    26,404.16/36,436.66 = 15,787.52/x
  3. Step 3: Cross multiply
    26,404.16x = 36,436.66 × 15,787.52
  4. Step 4: Simplify right side
    26,404.16x = 575,244,498.48
  5. Step 5: Solve for x
    x = 575,244,498.48/26,404.16
  6. Step 6: Final answer
    x = 21,786.13

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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.