Home / 17,880.96-26,982.24-17,263.20

Finding the Fourth Proportional to 17,880.96, 26,982.24 and 17,263.20

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Solution

The fourth proportional to 17,880.96, 26,982.24 and 17,263.20 is: 26,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.96 : 26,982.24 = 17,263.20 : x
  2. Step 2: Convert to fraction form
    17,880.96/26,982.24 = 17,263.20/x
  3. Step 3: Cross multiply
    17,880.96x = 26,982.24 × 17,263.20
  4. Step 4: Simplify right side
    17,880.96x = 465,799,805.57
  5. Step 5: Solve for x
    x = 465,799,805.57/17,880.96
  6. Step 6: Final answer
    x = 26,050.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.