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Finding the Fourth Proportional to 29,506.76, 40,673.22 and 20,058.92

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Solution

The fourth proportional to 29,506.76, 40,673.22 and 20,058.92 is: 27,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,506.76 : 40,673.22 = 20,058.92 : x
  2. Step 2: Convert to fraction form
    29,506.76/40,673.22 = 20,058.92/x
  3. Step 3: Cross multiply
    29,506.76x = 40,673.22 × 20,058.92
  4. Step 4: Simplify right side
    29,506.76x = 815,860,866.12
  5. Step 5: Solve for x
    x = 815,860,866.12/29,506.76
  6. Step 6: Final answer
    x = 27,649.96

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Double scale
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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.