Home / 30,191.22-41,664.02-18,867.29

Finding the Fourth Proportional to 30,191.22, 41,664.02 and 18,867.29

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Solution

The fourth proportional to 30,191.22, 41,664.02 and 18,867.29 is: 26,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.22 : 41,664.02 = 18,867.29 : x
  2. Step 2: Convert to fraction form
    30,191.22/41,664.02 = 18,867.29/x
  3. Step 3: Cross multiply
    30,191.22x = 41,664.02 × 18,867.29
  4. Step 4: Simplify right side
    30,191.22x = 786,086,845.25
  5. Step 5: Solve for x
    x = 786,086,845.25/30,191.22
  6. Step 6: Final answer
    x = 26,036.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.