Home / 37,428.80-56,151.30-11,136.20

Finding the Fourth Proportional to 37,428.80, 56,151.30 and 11,136.20

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Solution

The fourth proportional to 37,428.80, 56,151.30 and 11,136.20 is: 16,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,428.80 : 56,151.30 = 11,136.20 : x
  2. Step 2: Convert to fraction form
    37,428.80/56,151.30 = 11,136.20/x
  3. Step 3: Cross multiply
    37,428.80x = 56,151.30 × 11,136.20
  4. Step 4: Simplify right side
    37,428.80x = 625,312,107.06
  5. Step 5: Solve for x
    x = 625,312,107.06/37,428.80
  6. Step 6: Final answer
    x = 16,706.71

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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.