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Finding the Fourth Proportional to 35,058.75, 48,385.31 and 19,955.08

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Solution

The fourth proportional to 35,058.75, 48,385.31 and 19,955.08 is: 27,540.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,058.75 : 48,385.31 = 19,955.08 : x
  2. Step 2: Convert to fraction form
    35,058.75/48,385.31 = 19,955.08/x
  3. Step 3: Cross multiply
    35,058.75x = 48,385.31 × 19,955.08
  4. Step 4: Simplify right side
    35,058.75x = 965,532,731.87
  5. Step 5: Solve for x
    x = 965,532,731.87/35,058.75
  6. Step 6: Final answer
    x = 27,540.42

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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.