Home / 26,568.16-36,654.48-17,620

Finding the Fourth Proportional to 26,568.16, 36,654.48 and 17,620

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Solution

The fourth proportional to 26,568.16, 36,654.48 and 17,620 is: 24,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,568.16 : 36,654.48 = 17,620 : x
  2. Step 2: Convert to fraction form
    26,568.16/36,654.48 = 17,620/x
  3. Step 3: Cross multiply
    26,568.16x = 36,654.48 × 17,620
  4. Step 4: Simplify right side
    26,568.16x = 645,851,937.60
  5. Step 5: Solve for x
    x = 645,851,937.60/26,568.16
  6. Step 6: Final answer
    x = 24,309.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.