Home / 12,073.92-18,028.27-10,816.40

Finding the Fourth Proportional to 12,073.92, 18,028.27 and 10,816.40

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Solution

The fourth proportional to 12,073.92, 18,028.27 and 10,816.40 is: 16,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.92 : 18,028.27 = 10,816.40 : x
  2. Step 2: Convert to fraction form
    12,073.92/18,028.27 = 10,816.40/x
  3. Step 3: Cross multiply
    12,073.92x = 18,028.27 × 10,816.40
  4. Step 4: Simplify right side
    12,073.92x = 195,000,979.63
  5. Step 5: Solve for x
    x = 195,000,979.63/12,073.92
  6. Step 6: Final answer
    x = 16,150.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.