Home / 38,158.04-57,221.22-14,771

Finding the Fourth Proportional to 38,158.04, 57,221.22 and 14,771

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Solution

The fourth proportional to 38,158.04, 57,221.22 and 14,771 is: 22,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,158.04 : 57,221.22 = 14,771 : x
  2. Step 2: Convert to fraction form
    38,158.04/57,221.22 = 14,771/x
  3. Step 3: Cross multiply
    38,158.04x = 57,221.22 × 14,771
  4. Step 4: Simplify right side
    38,158.04x = 845,214,640.62
  5. Step 5: Solve for x
    x = 845,214,640.62/38,158.04
  6. Step 6: Final answer
    x = 22,150.37

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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.