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Finding the Fourth Proportional to 32,895.78, 45,393.44 and 18,554.82

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Solution

The fourth proportional to 32,895.78, 45,393.44 and 18,554.82 is: 25,604.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,895.78 : 45,393.44 = 18,554.82 : x
  2. Step 2: Convert to fraction form
    32,895.78/45,393.44 = 18,554.82/x
  3. Step 3: Cross multiply
    32,895.78x = 45,393.44 × 18,554.82
  4. Step 4: Simplify right side
    32,895.78x = 842,267,015.61
  5. Step 5: Solve for x
    x = 842,267,015.61/32,895.78
  6. Step 6: Final answer
    x = 25,604.11

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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.