Home / 32,988.44-49,418.87-20,513.43

Finding the Fourth Proportional to 32,988.44, 49,418.87 and 20,513.43

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Solution

The fourth proportional to 32,988.44, 49,418.87 and 20,513.43 is: 30,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,988.44 : 49,418.87 = 20,513.43 : x
  2. Step 2: Convert to fraction form
    32,988.44/49,418.87 = 20,513.43/x
  3. Step 3: Cross multiply
    32,988.44x = 49,418.87 × 20,513.43
  4. Step 4: Simplify right side
    32,988.44x = 1,013,750,530.42
  5. Step 5: Solve for x
    x = 1,013,750,530.42/32,988.44
  6. Step 6: Final answer
    x = 30,730.48

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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.