Home / 10,833.87-16,278.21-10,396.47

Finding the Fourth Proportional to 10,833.87, 16,278.21 and 10,396.47

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Solution

The fourth proportional to 10,833.87, 16,278.21 and 10,396.47 is: 15,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.87 : 16,278.21 = 10,396.47 : x
  2. Step 2: Convert to fraction form
    10,833.87/16,278.21 = 10,396.47/x
  3. Step 3: Cross multiply
    10,833.87x = 16,278.21 × 10,396.47
  4. Step 4: Simplify right side
    10,833.87x = 169,235,921.92
  5. Step 5: Solve for x
    x = 169,235,921.92/10,833.87
  6. Step 6: Final answer
    x = 15,621.00

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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.