Home / 19,952.10-27,534.09-10,999.95

Finding the Fourth Proportional to 19,952.10, 27,534.09 and 10,999.95

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Solution

The fourth proportional to 19,952.10, 27,534.09 and 10,999.95 is: 15,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.10 : 27,534.09 = 10,999.95 : x
  2. Step 2: Convert to fraction form
    19,952.10/27,534.09 = 10,999.95/x
  3. Step 3: Cross multiply
    19,952.10x = 27,534.09 × 10,999.95
  4. Step 4: Simplify right side
    19,952.10x = 302,873,613.30
  5. Step 5: Solve for x
    x = 302,873,613.30/19,952.10
  6. Step 6: Final answer
    x = 15,180.04

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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.