Home / 47,478.32-71,260.68-25,310.60

Finding the Fourth Proportional to 47,478.32, 71,260.68 and 25,310.60

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Solution

The fourth proportional to 47,478.32, 71,260.68 and 25,310.60 is: 37,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.32 : 71,260.68 = 25,310.60 : x
  2. Step 2: Convert to fraction form
    47,478.32/71,260.68 = 25,310.60/x
  3. Step 3: Cross multiply
    47,478.32x = 71,260.68 × 25,310.60
  4. Step 4: Simplify right side
    47,478.32x = 1,803,650,567.21
  5. Step 5: Solve for x
    x = 1,803,650,567.21/47,478.32
  6. Step 6: Final answer
    x = 37,988.93

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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.