Home / 17,977.06-24,801.15-10,900.90

Finding the Fourth Proportional to 17,977.06, 24,801.15 and 10,900.90

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Solution

The fourth proportional to 17,977.06, 24,801.15 and 10,900.90 is: 15,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.06 : 24,801.15 = 10,900.90 : x
  2. Step 2: Convert to fraction form
    17,977.06/24,801.15 = 10,900.90/x
  3. Step 3: Cross multiply
    17,977.06x = 24,801.15 × 10,900.90
  4. Step 4: Simplify right side
    17,977.06x = 270,354,856.04
  5. Step 5: Solve for x
    x = 270,354,856.04/17,977.06
  6. Step 6: Final answer
    x = 15,038.88

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1.5x scale

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.