Home / 38,297.04-57,446.28-12,001.20

Finding the Fourth Proportional to 38,297.04, 57,446.28 and 12,001.20

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Solution

The fourth proportional to 38,297.04, 57,446.28 and 12,001.20 is: 18,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297.04 : 57,446.28 = 12,001.20 : x
  2. Step 2: Convert to fraction form
    38,297.04/57,446.28 = 12,001.20/x
  3. Step 3: Cross multiply
    38,297.04x = 57,446.28 × 12,001.20
  4. Step 4: Simplify right side
    38,297.04x = 689,424,295.54
  5. Step 5: Solve for x
    x = 689,424,295.54/38,297.04
  6. Step 6: Final answer
    x = 18,002.03

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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.