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Finding the Fourth Proportional to 41,555, 57,346.20 and 22,692.13

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Solution

The fourth proportional to 41,555, 57,346.20 and 22,692.13 is: 31,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,555 : 57,346.20 = 22,692.13 : x
  2. Step 2: Convert to fraction form
    41,555/57,346.20 = 22,692.13/x
  3. Step 3: Cross multiply
    41,555x = 57,346.20 × 22,692.13
  4. Step 4: Simplify right side
    41,555x = 1,301,307,425.41
  5. Step 5: Solve for x
    x = 1,301,307,425.41/41,555
  6. Step 6: Final answer
    x = 31,315.30

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Half scale
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Double scale
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Similar ratio
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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.