Home / 15,213.10-22,819.65-14,629.90

Finding the Fourth Proportional to 15,213.10, 22,819.65 and 14,629.90

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Solution

The fourth proportional to 15,213.10, 22,819.65 and 14,629.90 is: 21,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.10 : 22,819.65 = 14,629.90 : x
  2. Step 2: Convert to fraction form
    15,213.10/22,819.65 = 14,629.90/x
  3. Step 3: Cross multiply
    15,213.10x = 22,819.65 × 14,629.90
  4. Step 4: Simplify right side
    15,213.10x = 333,849,197.54
  5. Step 5: Solve for x
    x = 333,849,197.54/15,213.10
  6. Step 6: Final answer
    x = 21,944.85

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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.