Home / 26,689.28-36,829.62-14,751.90

Finding the Fourth Proportional to 26,689.28, 36,829.62 and 14,751.90

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Solution

The fourth proportional to 26,689.28, 36,829.62 and 14,751.90 is: 20,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.28 : 36,829.62 = 14,751.90 : x
  2. Step 2: Convert to fraction form
    26,689.28/36,829.62 = 14,751.90/x
  3. Step 3: Cross multiply
    26,689.28x = 36,829.62 × 14,751.90
  4. Step 4: Simplify right side
    26,689.28x = 543,306,871.28
  5. Step 5: Solve for x
    x = 543,306,871.28/26,689.28
  6. Step 6: Final answer
    x = 20,356.75

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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.