Home / 16,835.97-25,253.95-5,149.20

Finding the Fourth Proportional to 16,835.97, 25,253.95 and 5,149.20

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Solution

The fourth proportional to 16,835.97, 25,253.95 and 5,149.20 is: 7,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.97 : 25,253.95 = 5,149.20 : x
  2. Step 2: Convert to fraction form
    16,835.97/25,253.95 = 5,149.20/x
  3. Step 3: Cross multiply
    16,835.97x = 25,253.95 × 5,149.20
  4. Step 4: Simplify right side
    16,835.97x = 130,037,639.34
  5. Step 5: Solve for x
    x = 130,037,639.34/16,835.97
  6. Step 6: Final answer
    x = 7,723.80

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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.