Home / 19,995.84-27,588.72-11,497.50

Finding the Fourth Proportional to 19,995.84, 27,588.72 and 11,497.50

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Solution

The fourth proportional to 19,995.84, 27,588.72 and 11,497.50 is: 15,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.84 : 27,588.72 = 11,497.50 : x
  2. Step 2: Convert to fraction form
    19,995.84/27,588.72 = 11,497.50/x
  3. Step 3: Cross multiply
    19,995.84x = 27,588.72 × 11,497.50
  4. Step 4: Simplify right side
    19,995.84x = 317,201,308.20
  5. Step 5: Solve for x
    x = 317,201,308.20/19,995.84
  6. Step 6: Final answer
    x = 15,863.36

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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.