Home / 47,281.05-65,247.87-25,770.80

Finding the Fourth Proportional to 47,281.05, 65,247.87 and 25,770.80

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Solution

The fourth proportional to 47,281.05, 65,247.87 and 25,770.80 is: 35,563.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,281.05 : 65,247.87 = 25,770.80 : x
  2. Step 2: Convert to fraction form
    47,281.05/65,247.87 = 25,770.80/x
  3. Step 3: Cross multiply
    47,281.05x = 65,247.87 × 25,770.80
  4. Step 4: Simplify right side
    47,281.05x = 1,681,489,808.20
  5. Step 5: Solve for x
    x = 1,681,489,808.20/47,281.05
  6. Step 6: Final answer
    x = 35,563.72

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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.