Home / 47,877.34-71,791.71-35,921.74

Finding the Fourth Proportional to 47,877.34, 71,791.71 and 35,921.74

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Solution

The fourth proportional to 47,877.34, 71,791.71 and 35,921.74 is: 53,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877.34 : 71,791.71 = 35,921.74 : x
  2. Step 2: Convert to fraction form
    47,877.34/71,791.71 = 35,921.74/x
  3. Step 3: Cross multiply
    47,877.34x = 71,791.71 × 35,921.74
  4. Step 4: Simplify right side
    47,877.34x = 2,578,883,140.78
  5. Step 5: Solve for x
    x = 2,578,883,140.78/47,877.34
  6. Step 6: Final answer
    x = 53,864.38

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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.