Home / 17,004.72-25,415.92-15,335.04

Finding the Fourth Proportional to 17,004.72, 25,415.92 and 15,335.04

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Solution

The fourth proportional to 17,004.72, 25,415.92 and 15,335.04 is: 22,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.72 : 25,415.92 = 15,335.04 : x
  2. Step 2: Convert to fraction form
    17,004.72/25,415.92 = 15,335.04/x
  3. Step 3: Cross multiply
    17,004.72x = 25,415.92 × 15,335.04
  4. Step 4: Simplify right side
    17,004.72x = 389,754,149.84
  5. Step 5: Solve for x
    x = 389,754,149.84/17,004.72
  6. Step 6: Final answer
    x = 22,920.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.