Home / 20,397.38-30,596.27-7,250.27

Finding the Fourth Proportional to 20,397.38, 30,596.27 and 7,250.27

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Solution

The fourth proportional to 20,397.38, 30,596.27 and 7,250.27 is: 10,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397.38 : 30,596.27 = 7,250.27 : x
  2. Step 2: Convert to fraction form
    20,397.38/30,596.27 = 7,250.27/x
  3. Step 3: Cross multiply
    20,397.38x = 30,596.27 × 7,250.27
  4. Step 4: Simplify right side
    20,397.38x = 221,831,029.26
  5. Step 5: Solve for x
    x = 221,831,029.26/20,397.38
  6. Step 6: Final answer
    x = 10,875.47

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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.