Home / 39,331.19-54,277.96-22,332.73

Finding the Fourth Proportional to 39,331.19, 54,277.96 and 22,332.73

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Solution

The fourth proportional to 39,331.19, 54,277.96 and 22,332.73 is: 30,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.19 : 54,277.96 = 22,332.73 : x
  2. Step 2: Convert to fraction form
    39,331.19/54,277.96 = 22,332.73/x
  3. Step 3: Cross multiply
    39,331.19x = 54,277.96 × 22,332.73
  4. Step 4: Simplify right side
    39,331.19x = 1,212,175,025.63
  5. Step 5: Solve for x
    x = 1,212,175,025.63/39,331.19
  6. Step 6: Final answer
    x = 30,819.69

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Half scale
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Double scale
Find fourth proportional to 39,332.19, 54,279.34 and 22,333.73
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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.