Home / 11,590.12-17,301.24-10,188.88

Finding the Fourth Proportional to 11,590.12, 17,301.24 and 10,188.88

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Solution

The fourth proportional to 11,590.12, 17,301.24 and 10,188.88 is: 15,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.12 : 17,301.24 = 10,188.88 : x
  2. Step 2: Convert to fraction form
    11,590.12/17,301.24 = 10,188.88/x
  3. Step 3: Cross multiply
    11,590.12x = 17,301.24 × 10,188.88
  4. Step 4: Simplify right side
    11,590.12x = 176,280,258.21
  5. Step 5: Solve for x
    x = 176,280,258.21/11,590.12
  6. Step 6: Final answer
    x = 15,209.53

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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.