Home / 10,727.10-16,171.07-10,013.49

Finding the Fourth Proportional to 10,727.10, 16,171.07 and 10,013.49

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Solution

The fourth proportional to 10,727.10, 16,171.07 and 10,013.49 is: 15,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.10 : 16,171.07 = 10,013.49 : x
  2. Step 2: Convert to fraction form
    10,727.10/16,171.07 = 10,013.49/x
  3. Step 3: Cross multiply
    10,727.10x = 16,171.07 × 10,013.49
  4. Step 4: Simplify right side
    10,727.10x = 161,928,797.67
  5. Step 5: Solve for x
    x = 161,928,797.67/10,727.10
  6. Step 6: Final answer
    x = 15,095.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.