Home / 47,202.94-65,139.56-25,981.76

Finding the Fourth Proportional to 47,202.94, 65,139.56 and 25,981.76

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Solution

The fourth proportional to 47,202.94, 65,139.56 and 25,981.76 is: 35,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,202.94 : 65,139.56 = 25,981.76 : x
  2. Step 2: Convert to fraction form
    47,202.94/65,139.56 = 25,981.76/x
  3. Step 3: Cross multiply
    47,202.94x = 65,139.56 × 25,981.76
  4. Step 4: Simplify right side
    47,202.94x = 1,692,440,414.43
  5. Step 5: Solve for x
    x = 1,692,440,414.43/47,202.94
  6. Step 6: Final answer
    x = 35,854.56

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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.