Home / 18,342.59-27,513.71-5,862.47

Finding the Fourth Proportional to 18,342.59, 27,513.71 and 5,862.47

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Solution

The fourth proportional to 18,342.59, 27,513.71 and 5,862.47 is: 8,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342.59 : 27,513.71 = 5,862.47 : x
  2. Step 2: Convert to fraction form
    18,342.59/27,513.71 = 5,862.47/x
  3. Step 3: Cross multiply
    18,342.59x = 27,513.71 × 5,862.47
  4. Step 4: Simplify right side
    18,342.59x = 161,298,270.15
  5. Step 5: Solve for x
    x = 161,298,270.15/18,342.59
  6. Step 6: Final answer
    x = 8,793.65

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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.