Home / 17,087.13-25,630.54-5,400.35

Finding the Fourth Proportional to 17,087.13, 25,630.54 and 5,400.35

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Solution

The fourth proportional to 17,087.13, 25,630.54 and 5,400.35 is: 8,100.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.13 : 25,630.54 = 5,400.35 : x
  2. Step 2: Convert to fraction form
    17,087.13/25,630.54 = 5,400.35/x
  3. Step 3: Cross multiply
    17,087.13x = 25,630.54 × 5,400.35
  4. Step 4: Simplify right side
    17,087.13x = 138,413,886.69
  5. Step 5: Solve for x
    x = 138,413,886.69/17,087.13
  6. Step 6: Final answer
    x = 8,100.48

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1.5x scale

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.