Home / 43,867.58-65,805.53-12,277.62

Finding the Fourth Proportional to 43,867.58, 65,805.53 and 12,277.62

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Solution

The fourth proportional to 43,867.58, 65,805.53 and 12,277.62 is: 18,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,867.58 : 65,805.53 = 12,277.62 : x
  2. Step 2: Convert to fraction form
    43,867.58/65,805.53 = 12,277.62/x
  3. Step 3: Cross multiply
    43,867.58x = 65,805.53 × 12,277.62
  4. Step 4: Simplify right side
    43,867.58x = 807,935,229.85
  5. Step 5: Solve for x
    x = 807,935,229.85/43,867.58
  6. Step 6: Final answer
    x = 18,417.59

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1.5x scale

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.