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Finding the Fourth Proportional to 34,476.75, 47,577.96 and 19,572.75

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Solution

The fourth proportional to 34,476.75, 47,577.96 and 19,572.75 is: 27,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.75 : 47,577.96 = 19,572.75 : x
  2. Step 2: Convert to fraction form
    34,476.75/47,577.96 = 19,572.75/x
  3. Step 3: Cross multiply
    34,476.75x = 47,577.96 × 19,572.75
  4. Step 4: Simplify right side
    34,476.75x = 931,231,516.59
  5. Step 5: Solve for x
    x = 931,231,516.59/34,476.75
  6. Step 6: Final answer
    x = 27,010.42

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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.