Home / 10,013.96-15,016.39-5,332.77

Finding the Fourth Proportional to 10,013.96, 15,016.39 and 5,332.77

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Solution

The fourth proportional to 10,013.96, 15,016.39 and 5,332.77 is: 7,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.96 : 15,016.39 = 5,332.77 : x
  2. Step 2: Convert to fraction form
    10,013.96/15,016.39 = 5,332.77/x
  3. Step 3: Cross multiply
    10,013.96x = 15,016.39 × 5,332.77
  4. Step 4: Simplify right side
    10,013.96x = 80,078,940.77
  5. Step 5: Solve for x
    x = 80,078,940.77/10,013.96
  6. Step 6: Final answer
    x = 7,996.73

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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.