Home / 43,774.74-65,221.38-40,910.40

Finding the Fourth Proportional to 43,774.74, 65,221.38 and 40,910.40

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Solution

The fourth proportional to 43,774.74, 65,221.38 and 40,910.40 is: 60,953.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,774.74 : 65,221.38 = 40,910.40 : x
  2. Step 2: Convert to fraction form
    43,774.74/65,221.38 = 40,910.40/x
  3. Step 3: Cross multiply
    43,774.74x = 65,221.38 × 40,910.40
  4. Step 4: Simplify right side
    43,774.74x = 2,668,232,744.35
  5. Step 5: Solve for x
    x = 2,668,232,744.35/43,774.74
  6. Step 6: Final answer
    x = 60,953.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.