Home / 47,511.57-71,298.78-25,340.91

Finding the Fourth Proportional to 47,511.57, 71,298.78 and 25,340.91

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Solution

The fourth proportional to 47,511.57, 71,298.78 and 25,340.91 is: 38,028.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.57 : 71,298.78 = 25,340.91 : x
  2. Step 2: Convert to fraction form
    47,511.57/71,298.78 = 25,340.91/x
  3. Step 3: Cross multiply
    47,511.57x = 71,298.78 × 25,340.91
  4. Step 4: Simplify right side
    47,511.57x = 1,806,775,967.09
  5. Step 5: Solve for x
    x = 1,806,775,967.09/47,511.57
  6. Step 6: Final answer
    x = 38,028.13

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1.5x scale

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.