Home / 45,492.71-68,187.30-27,684.09

Finding the Fourth Proportional to 45,492.71, 68,187.30 and 27,684.09

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Solution

The fourth proportional to 45,492.71, 68,187.30 and 27,684.09 is: 41,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492.71 : 68,187.30 = 27,684.09 : x
  2. Step 2: Convert to fraction form
    45,492.71/68,187.30 = 27,684.09/x
  3. Step 3: Cross multiply
    45,492.71x = 68,187.30 × 27,684.09
  4. Step 4: Simplify right side
    45,492.71x = 1,887,703,350.06
  5. Step 5: Solve for x
    x = 1,887,703,350.06/45,492.71
  6. Step 6: Final answer
    x = 41,494.63

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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.