Home / 47,977.58-71,966.39-25,801.40

Finding the Fourth Proportional to 47,977.58, 71,966.39 and 25,801.40

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Solution

The fourth proportional to 47,977.58, 71,966.39 and 25,801.40 is: 38,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.58 : 71,966.39 = 25,801.40 : x
  2. Step 2: Convert to fraction form
    47,977.58/71,966.39 = 25,801.40/x
  3. Step 3: Cross multiply
    47,977.58x = 71,966.39 × 25,801.40
  4. Step 4: Simplify right side
    47,977.58x = 1,856,833,126.11
  5. Step 5: Solve for x
    x = 1,856,833,126.11/47,977.58
  6. Step 6: Final answer
    x = 38,702.10

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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.