Home / 17,748.76-26,577.60-17,223.20

Finding the Fourth Proportional to 17,748.76, 26,577.60 and 17,223.20

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Solution

The fourth proportional to 17,748.76, 26,577.60 and 17,223.20 is: 25,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.76 : 26,577.60 = 17,223.20 : x
  2. Step 2: Convert to fraction form
    17,748.76/26,577.60 = 17,223.20/x
  3. Step 3: Cross multiply
    17,748.76x = 26,577.60 × 17,223.20
  4. Step 4: Simplify right side
    17,748.76x = 457,751,320.32
  5. Step 5: Solve for x
    x = 457,751,320.32/17,748.76
  6. Step 6: Final answer
    x = 25,790.61

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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.