Home / 19,951.55-27,532.03-10,999.04

Finding the Fourth Proportional to 19,951.55, 27,532.03 and 10,999.04

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Solution

The fourth proportional to 19,951.55, 27,532.03 and 10,999.04 is: 15,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.55 : 27,532.03 = 10,999.04 : x
  2. Step 2: Convert to fraction form
    19,951.55/27,532.03 = 10,999.04/x
  3. Step 3: Cross multiply
    19,951.55x = 27,532.03 × 10,999.04
  4. Step 4: Simplify right side
    19,951.55x = 302,825,899.25
  5. Step 5: Solve for x
    x = 302,825,899.25/19,951.55
  6. Step 6: Final answer
    x = 15,178.06

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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.