Home / 15,604.87-23,402.43-5,214.19

Finding the Fourth Proportional to 15,604.87, 23,402.43 and 5,214.19

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Solution

The fourth proportional to 15,604.87, 23,402.43 and 5,214.19 is: 7,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.87 : 23,402.43 = 5,214.19 : x
  2. Step 2: Convert to fraction form
    15,604.87/23,402.43 = 5,214.19/x
  3. Step 3: Cross multiply
    15,604.87x = 23,402.43 × 5,214.19
  4. Step 4: Simplify right side
    15,604.87x = 122,024,716.48
  5. Step 5: Solve for x
    x = 122,024,716.48/15,604.87
  6. Step 6: Final answer
    x = 7,819.66

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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.