Home / 17,565.30-26,319.15-14,627.70

Finding the Fourth Proportional to 17,565.30, 26,319.15 and 14,627.70

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Solution

The fourth proportional to 17,565.30, 26,319.15 and 14,627.70 is: 21,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.30 : 26,319.15 = 14,627.70 : x
  2. Step 2: Convert to fraction form
    17,565.30/26,319.15 = 14,627.70/x
  3. Step 3: Cross multiply
    17,565.30x = 26,319.15 × 14,627.70
  4. Step 4: Simplify right side
    17,565.30x = 384,988,630.46
  5. Step 5: Solve for x
    x = 384,988,630.46/17,565.30
  6. Step 6: Final answer
    x = 21,917.57

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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.