Home / 26,429.16-39,565.97-17,642.28

Finding the Fourth Proportional to 26,429.16, 39,565.97 and 17,642.28

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Solution

The fourth proportional to 26,429.16, 39,565.97 and 17,642.28 is: 26,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.16 : 39,565.97 = 17,642.28 : x
  2. Step 2: Convert to fraction form
    26,429.16/39,565.97 = 17,642.28/x
  3. Step 3: Cross multiply
    26,429.16x = 39,565.97 × 17,642.28
  4. Step 4: Simplify right side
    26,429.16x = 698,033,767.49
  5. Step 5: Solve for x
    x = 698,033,767.49/26,429.16
  6. Step 6: Final answer
    x = 26,411.51

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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.