Home / 47,902.40-71,828.90-25,734.40

Finding the Fourth Proportional to 47,902.40, 71,828.90 and 25,734.40

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Solution

The fourth proportional to 47,902.40, 71,828.90 and 25,734.40 is: 38,588.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,902.40 : 71,828.90 = 25,734.40 : x
  2. Step 2: Convert to fraction form
    47,902.40/71,828.90 = 25,734.40/x
  3. Step 3: Cross multiply
    47,902.40x = 71,828.90 × 25,734.40
  4. Step 4: Simplify right side
    47,902.40x = 1,848,473,644.16
  5. Step 5: Solve for x
    x = 1,848,473,644.16/47,902.40
  6. Step 6: Final answer
    x = 38,588.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.