Home / 17,385.75-24,005.48-10,680.57

Finding the Fourth Proportional to 17,385.75, 24,005.48 and 10,680.57

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Solution

The fourth proportional to 17,385.75, 24,005.48 and 10,680.57 is: 14,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.75 : 24,005.48 = 10,680.57 : x
  2. Step 2: Convert to fraction form
    17,385.75/24,005.48 = 10,680.57/x
  3. Step 3: Cross multiply
    17,385.75x = 24,005.48 × 10,680.57
  4. Step 4: Simplify right side
    17,385.75x = 256,392,209.52
  5. Step 5: Solve for x
    x = 256,392,209.52/17,385.75
  6. Step 6: Final answer
    x = 14,747.26

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1.5x scale

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.