Home / 12,091.32-18,133.46-5,071.14

Finding the Fourth Proportional to 12,091.32, 18,133.46 and 5,071.14

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Solution

The fourth proportional to 12,091.32, 18,133.46 and 5,071.14 is: 7,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,091.32 : 18,133.46 = 5,071.14 : x
  2. Step 2: Convert to fraction form
    12,091.32/18,133.46 = 5,071.14/x
  3. Step 3: Cross multiply
    12,091.32x = 18,133.46 × 5,071.14
  4. Step 4: Simplify right side
    12,091.32x = 91,957,288.99
  5. Step 5: Solve for x
    x = 91,957,288.99/12,091.32
  6. Step 6: Final answer
    x = 7,605.23

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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.