Home / 17,924.80-26,887.20-17,166.40

Finding the Fourth Proportional to 17,924.80, 26,887.20 and 17,166.40

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Solution

The fourth proportional to 17,924.80, 26,887.20 and 17,166.40 is: 25,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,924.80 : 26,887.20 = 17,166.40 : x
  2. Step 2: Convert to fraction form
    17,924.80/26,887.20 = 17,166.40/x
  3. Step 3: Cross multiply
    17,924.80x = 26,887.20 × 17,166.40
  4. Step 4: Simplify right side
    17,924.80x = 461,556,430.08
  5. Step 5: Solve for x
    x = 461,556,430.08/17,924.80
  6. Step 6: Final answer
    x = 25,749.60

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Similar ratio
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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.