Home / 47,631.60-71,429.10-22,652.40

Finding the Fourth Proportional to 47,631.60, 71,429.10 and 22,652.40

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Solution

The fourth proportional to 47,631.60, 71,429.10 and 22,652.40 is: 33,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,631.60 : 71,429.10 = 22,652.40 : x
  2. Step 2: Convert to fraction form
    47,631.60/71,429.10 = 22,652.40/x
  3. Step 3: Cross multiply
    47,631.60x = 71,429.10 × 22,652.40
  4. Step 4: Simplify right side
    47,631.60x = 1,618,040,544.84
  5. Step 5: Solve for x
    x = 1,618,040,544.84/47,631.60
  6. Step 6: Final answer
    x = 33,969.90

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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.