Home / 18,254.73-27,382.29-5,774.45

Finding the Fourth Proportional to 18,254.73, 27,382.29 and 5,774.45

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Solution

The fourth proportional to 18,254.73, 27,382.29 and 5,774.45 is: 8,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.73 : 27,382.29 = 5,774.45 : x
  2. Step 2: Convert to fraction form
    18,254.73/27,382.29 = 5,774.45/x
  3. Step 3: Cross multiply
    18,254.73x = 27,382.29 × 5,774.45
  4. Step 4: Simplify right side
    18,254.73x = 158,117,664.49
  5. Step 5: Solve for x
    x = 158,117,664.49/18,254.73
  6. Step 6: Final answer
    x = 8,661.74

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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.