Home / 18,395.06-27,592.86-5,247.44

Finding the Fourth Proportional to 18,395.06, 27,592.86 and 5,247.44

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Solution

The fourth proportional to 18,395.06, 27,592.86 and 5,247.44 is: 7,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.06 : 27,592.86 = 5,247.44 : x
  2. Step 2: Convert to fraction form
    18,395.06/27,592.86 = 5,247.44/x
  3. Step 3: Cross multiply
    18,395.06x = 27,592.86 × 5,247.44
  4. Step 4: Simplify right side
    18,395.06x = 144,791,946.26
  5. Step 5: Solve for x
    x = 144,791,946.26/18,395.06
  6. Step 6: Final answer
    x = 7,871.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.