Home / 19,936.61-27,513.77-10,984.11

Finding the Fourth Proportional to 19,936.61, 27,513.77 and 10,984.11

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Solution

The fourth proportional to 19,936.61, 27,513.77 and 10,984.11 is: 15,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.61 : 27,513.77 = 10,984.11 : x
  2. Step 2: Convert to fraction form
    19,936.61/27,513.77 = 10,984.11/x
  3. Step 3: Cross multiply
    19,936.61x = 27,513.77 × 10,984.11
  4. Step 4: Simplify right side
    19,936.61x = 302,214,324.45
  5. Step 5: Solve for x
    x = 302,214,324.45/19,936.61
  6. Step 6: Final answer
    x = 15,158.76

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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.