Home / 18,185.52-27,283.02-5,705.94

Finding the Fourth Proportional to 18,185.52, 27,283.02 and 5,705.94

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Solution

The fourth proportional to 18,185.52, 27,283.02 and 5,705.94 is: 8,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.52 : 27,283.02 = 5,705.94 : x
  2. Step 2: Convert to fraction form
    18,185.52/27,283.02 = 5,705.94/x
  3. Step 3: Cross multiply
    18,185.52x = 27,283.02 × 5,705.94
  4. Step 4: Simplify right side
    18,185.52x = 155,675,275.14
  5. Step 5: Solve for x
    x = 155,675,275.14/18,185.52
  6. Step 6: Final answer
    x = 8,560.40

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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.