Home / 19,935.44-27,513.04-10,983.84

Finding the Fourth Proportional to 19,935.44, 27,513.04 and 10,983.84

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Solution

The fourth proportional to 19,935.44, 27,513.04 and 10,983.84 is: 15,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.44 : 27,513.04 = 10,983.84 : x
  2. Step 2: Convert to fraction form
    19,935.44/27,513.04 = 10,983.84/x
  3. Step 3: Cross multiply
    19,935.44x = 27,513.04 × 10,983.84
  4. Step 4: Simplify right side
    19,935.44x = 302,198,829.27
  5. Step 5: Solve for x
    x = 302,198,829.27/19,935.44
  6. Step 6: Final answer
    x = 15,158.87

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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.