Home / 17,718.90-26,643.15-14,867.70

Finding the Fourth Proportional to 17,718.90, 26,643.15 and 14,867.70

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Solution

The fourth proportional to 17,718.90, 26,643.15 and 14,867.70 is: 22,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.90 : 26,643.15 = 14,867.70 : x
  2. Step 2: Convert to fraction form
    17,718.90/26,643.15 = 14,867.70/x
  3. Step 3: Cross multiply
    17,718.90x = 26,643.15 × 14,867.70
  4. Step 4: Simplify right side
    17,718.90x = 396,122,361.26
  5. Step 5: Solve for x
    x = 396,122,361.26/17,718.90
  6. Step 6: Final answer
    x = 22,355.92

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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.