Home / 10,015.24-15,016.50-5,332.36

Finding the Fourth Proportional to 10,015.24, 15,016.50 and 5,332.36

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Solution

The fourth proportional to 10,015.24, 15,016.50 and 5,332.36 is: 7,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.24 : 15,016.50 = 5,332.36 : x
  2. Step 2: Convert to fraction form
    10,015.24/15,016.50 = 5,332.36/x
  3. Step 3: Cross multiply
    10,015.24x = 15,016.50 × 5,332.36
  4. Step 4: Simplify right side
    10,015.24x = 80,073,383.94
  5. Step 5: Solve for x
    x = 80,073,383.94/10,015.24
  6. Step 6: Final answer
    x = 7,995.15

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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.