Home / 53,266.96-73,512.55-30,613.85

Finding the Fourth Proportional to 53,266.96, 73,512.55 and 30,613.85

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Solution

The fourth proportional to 53,266.96, 73,512.55 and 30,613.85 is: 42,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,266.96 : 73,512.55 = 30,613.85 : x
  2. Step 2: Convert to fraction form
    53,266.96/73,512.55 = 30,613.85/x
  3. Step 3: Cross multiply
    53,266.96x = 73,512.55 × 30,613.85
  4. Step 4: Simplify right side
    53,266.96x = 2,250,502,624.80
  5. Step 5: Solve for x
    x = 2,250,502,624.80/53,266.96
  6. Step 6: Final answer
    x = 42,249.50

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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.