Home / 17,752.40-26,650.20-17,622.80

Finding the Fourth Proportional to 17,752.40, 26,650.20 and 17,622.80

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Solution

The fourth proportional to 17,752.40, 26,650.20 and 17,622.80 is: 26,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,752.40 : 26,650.20 = 17,622.80 : x
  2. Step 2: Convert to fraction form
    17,752.40/26,650.20 = 17,622.80/x
  3. Step 3: Cross multiply
    17,752.40x = 26,650.20 × 17,622.80
  4. Step 4: Simplify right side
    17,752.40x = 469,651,144.56
  5. Step 5: Solve for x
    x = 469,651,144.56/17,752.40
  6. Step 6: Final answer
    x = 26,455.64

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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.