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Finding the Fourth Proportional to 35,470.80, 48,950 and 19,554.88

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Solution

The fourth proportional to 35,470.80, 48,950 and 19,554.88 is: 26,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.80 : 48,950 = 19,554.88 : x
  2. Step 2: Convert to fraction form
    35,470.80/48,950 = 19,554.88/x
  3. Step 3: Cross multiply
    35,470.80x = 48,950 × 19,554.88
  4. Step 4: Simplify right side
    35,470.80x = 957,211,376
  5. Step 5: Solve for x
    x = 957,211,376/35,470.80
  6. Step 6: Final answer
    x = 26,985.90

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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.