Home / 16,829.77-25,232.50-5,136.61

Finding the Fourth Proportional to 16,829.77, 25,232.50 and 5,136.61

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Solution

The fourth proportional to 16,829.77, 25,232.50 and 5,136.61 is: 7,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.77 : 25,232.50 = 5,136.61 : x
  2. Step 2: Convert to fraction form
    16,829.77/25,232.50 = 5,136.61/x
  3. Step 3: Cross multiply
    16,829.77x = 25,232.50 × 5,136.61
  4. Step 4: Simplify right side
    16,829.77x = 129,609,455.16
  5. Step 5: Solve for x
    x = 129,609,455.16/16,829.77
  6. Step 6: Final answer
    x = 7,701.20

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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.