Home / 34,410.20-47,486.57-20,069.62

Finding the Fourth Proportional to 34,410.20, 47,486.57 and 20,069.62

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Solution

The fourth proportional to 34,410.20, 47,486.57 and 20,069.62 is: 27,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,410.20 : 47,486.57 = 20,069.62 : x
  2. Step 2: Convert to fraction form
    34,410.20/47,486.57 = 20,069.62/x
  3. Step 3: Cross multiply
    34,410.20x = 47,486.57 × 20,069.62
  4. Step 4: Simplify right side
    34,410.20x = 953,037,195.94
  5. Step 5: Solve for x
    x = 953,037,195.94/34,410.20
  6. Step 6: Final answer
    x = 27,696.36

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1.5x scale

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.