Home / 17,565.51-26,348.31-7,177.26

Finding the Fourth Proportional to 17,565.51, 26,348.31 and 7,177.26

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Solution

The fourth proportional to 17,565.51, 26,348.31 and 7,177.26 is: 10,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.51 : 26,348.31 = 7,177.26 : x
  2. Step 2: Convert to fraction form
    17,565.51/26,348.31 = 7,177.26/x
  3. Step 3: Cross multiply
    17,565.51x = 26,348.31 × 7,177.26
  4. Step 4: Simplify right side
    17,565.51x = 189,108,671.43
  5. Step 5: Solve for x
    x = 189,108,671.43/17,565.51
  6. Step 6: Final answer
    x = 10,765.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.