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Finding the Fourth Proportional to 34,868.01, 48,116.29 and 19,759.79

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Solution

The fourth proportional to 34,868.01, 48,116.29 and 19,759.79 is: 27,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,868.01 : 48,116.29 = 19,759.79 : x
  2. Step 2: Convert to fraction form
    34,868.01/48,116.29 = 19,759.79/x
  3. Step 3: Cross multiply
    34,868.01x = 48,116.29 × 19,759.79
  4. Step 4: Simplify right side
    34,868.01x = 950,767,785.98
  5. Step 5: Solve for x
    x = 950,767,785.98/34,868.01
  6. Step 6: Final answer
    x = 27,267.62

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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.