Home / 34,374.46-47,400.78-25,440.70

Finding the Fourth Proportional to 34,374.46, 47,400.78 and 25,440.70

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Solution

The fourth proportional to 34,374.46, 47,400.78 and 25,440.70 is: 35,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,374.46 : 47,400.78 = 25,440.70 : x
  2. Step 2: Convert to fraction form
    34,374.46/47,400.78 = 25,440.70/x
  3. Step 3: Cross multiply
    34,374.46x = 47,400.78 × 25,440.70
  4. Step 4: Simplify right side
    34,374.46x = 1,205,909,023.75
  5. Step 5: Solve for x
    x = 1,205,909,023.75/34,374.46
  6. Step 6: Final answer
    x = 35,081.54

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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.