Home / 47,311.60-70,907.10-25,135.60

Finding the Fourth Proportional to 47,311.60, 70,907.10 and 25,135.60

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Solution

The fourth proportional to 47,311.60, 70,907.10 and 25,135.60 is: 37,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,311.60 : 70,907.10 = 25,135.60 : x
  2. Step 2: Convert to fraction form
    47,311.60/70,907.10 = 25,135.60/x
  3. Step 3: Cross multiply
    47,311.60x = 70,907.10 × 25,135.60
  4. Step 4: Simplify right side
    47,311.60x = 1,782,292,502.76
  5. Step 5: Solve for x
    x = 1,782,292,502.76/47,311.60
  6. Step 6: Final answer
    x = 37,671.36

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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.