Home / 18,382.61-27,366.02-18,273.26

Finding the Fourth Proportional to 18,382.61, 27,366.02 and 18,273.26

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Solution

The fourth proportional to 18,382.61, 27,366.02 and 18,273.26 is: 27,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.61 : 27,366.02 = 18,273.26 : x
  2. Step 2: Convert to fraction form
    18,382.61/27,366.02 = 18,273.26/x
  3. Step 3: Cross multiply
    18,382.61x = 27,366.02 × 18,273.26
  4. Step 4: Simplify right side
    18,382.61x = 500,066,444.20
  5. Step 5: Solve for x
    x = 500,066,444.20/18,382.61
  6. Step 6: Final answer
    x = 27,203.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.