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Finding the Fourth Proportional to 34,227, 47,232.17 and 19,888.03

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Solution

The fourth proportional to 34,227, 47,232.17 and 19,888.03 is: 27,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,227 : 47,232.17 = 19,888.03 : x
  2. Step 2: Convert to fraction form
    34,227/47,232.17 = 19,888.03/x
  3. Step 3: Cross multiply
    34,227x = 47,232.17 × 19,888.03
  4. Step 4: Simplify right side
    34,227x = 939,354,813.93
  5. Step 5: Solve for x
    x = 939,354,813.93/34,227
  6. Step 6: Final answer
    x = 27,444.85

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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.