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Finding the Fourth Proportional to 39,058.40, 53,899.44 and 22,063.44

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Solution

The fourth proportional to 39,058.40, 53,899.44 and 22,063.44 is: 30,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,058.40 : 53,899.44 = 22,063.44 : x
  2. Step 2: Convert to fraction form
    39,058.40/53,899.44 = 22,063.44/x
  3. Step 3: Cross multiply
    39,058.40x = 53,899.44 × 22,063.44
  4. Step 4: Simplify right side
    39,058.40x = 1,189,207,060.47
  5. Step 5: Solve for x
    x = 1,189,207,060.47/39,058.40
  6. Step 6: Final answer
    x = 30,446.90

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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.