Home / 34,385.33-47,455.11-19,278.02

Finding the Fourth Proportional to 34,385.33, 47,455.11 and 19,278.02

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Solution

The fourth proportional to 34,385.33, 47,455.11 and 19,278.02 is: 26,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,385.33 : 47,455.11 = 19,278.02 : x
  2. Step 2: Convert to fraction form
    34,385.33/47,455.11 = 19,278.02/x
  3. Step 3: Cross multiply
    34,385.33x = 47,455.11 × 19,278.02
  4. Step 4: Simplify right side
    34,385.33x = 914,840,322.41
  5. Step 5: Solve for x
    x = 914,840,322.41/34,385.33
  6. Step 6: Final answer
    x = 26,605.55

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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.