Home / 19,884.93-27,441.62-10,932.81

Finding the Fourth Proportional to 19,884.93, 27,441.62 and 10,932.81

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Solution

The fourth proportional to 19,884.93, 27,441.62 and 10,932.81 is: 15,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.93 : 27,441.62 = 10,932.81 : x
  2. Step 2: Convert to fraction form
    19,884.93/27,441.62 = 10,932.81/x
  3. Step 3: Cross multiply
    19,884.93x = 27,441.62 × 10,932.81
  4. Step 4: Simplify right side
    19,884.93x = 300,013,962.89
  5. Step 5: Solve for x
    x = 300,013,962.89/19,884.93
  6. Step 6: Final answer
    x = 15,087.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.