Home / 19,936.51-27,513.63-10,984.01

Finding the Fourth Proportional to 19,936.51, 27,513.63 and 10,984.01

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Solution

The fourth proportional to 19,936.51, 27,513.63 and 10,984.01 is: 15,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.51 : 27,513.63 = 10,984.01 : x
  2. Step 2: Convert to fraction form
    19,936.51/27,513.63 = 10,984.01/x
  3. Step 3: Cross multiply
    19,936.51x = 27,513.63 × 10,984.01
  4. Step 4: Simplify right side
    19,936.51x = 302,209,932.14
  5. Step 5: Solve for x
    x = 302,209,932.14/19,936.51
  6. Step 6: Final answer
    x = 15,158.62

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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.