Home / 36,200.25-49,952.30-20,282.40

Finding the Fourth Proportional to 36,200.25, 49,952.30 and 20,282.40

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Solution

The fourth proportional to 36,200.25, 49,952.30 and 20,282.40 is: 27,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,200.25 : 49,952.30 = 20,282.40 : x
  2. Step 2: Convert to fraction form
    36,200.25/49,952.30 = 20,282.40/x
  3. Step 3: Cross multiply
    36,200.25x = 49,952.30 × 20,282.40
  4. Step 4: Simplify right side
    36,200.25x = 1,013,152,428.11
  5. Step 5: Solve for x
    x = 1,013,152,428.11/36,200.25
  6. Step 6: Final answer
    x = 27,987.44

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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.