Home / 43,364.20-65,050.66-11,774.76

Finding the Fourth Proportional to 43,364.20, 65,050.66 and 11,774.76

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Solution

The fourth proportional to 43,364.20, 65,050.66 and 11,774.76 is: 17,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.20 : 65,050.66 = 11,774.76 : x
  2. Step 2: Convert to fraction form
    43,364.20/65,050.66 = 11,774.76/x
  3. Step 3: Cross multiply
    43,364.20x = 65,050.66 × 11,774.76
  4. Step 4: Simplify right side
    43,364.20x = 765,955,909.34
  5. Step 5: Solve for x
    x = 765,955,909.34/43,364.20
  6. Step 6: Final answer
    x = 17,663.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.