Home / 33,045.20-45,603.18-17,938.48

Finding the Fourth Proportional to 33,045.20, 45,603.18 and 17,938.48

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Solution

The fourth proportional to 33,045.20, 45,603.18 and 17,938.48 is: 24,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.20 : 45,603.18 = 17,938.48 : x
  2. Step 2: Convert to fraction form
    33,045.20/45,603.18 = 17,938.48/x
  3. Step 3: Cross multiply
    33,045.20x = 45,603.18 × 17,938.48
  4. Step 4: Simplify right side
    33,045.20x = 818,051,732.37
  5. Step 5: Solve for x
    x = 818,051,732.37/33,045.20
  6. Step 6: Final answer
    x = 24,755.54

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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.