Home / 45,231.34-62,418.30-27,999.12

Finding the Fourth Proportional to 45,231.34, 62,418.30 and 27,999.12

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Solution

The fourth proportional to 45,231.34, 62,418.30 and 27,999.12 is: 38,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231.34 : 62,418.30 = 27,999.12 : x
  2. Step 2: Convert to fraction form
    45,231.34/62,418.30 = 27,999.12/x
  3. Step 3: Cross multiply
    45,231.34x = 62,418.30 × 27,999.12
  4. Step 4: Simplify right side
    45,231.34x = 1,747,657,249.86
  5. Step 5: Solve for x
    x = 1,747,657,249.86/45,231.34
  6. Step 6: Final answer
    x = 38,638.20

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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.