Home / 46,778.11-70,150.63-13,489.19

Finding the Fourth Proportional to 46,778.11, 70,150.63 and 13,489.19

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Solution

The fourth proportional to 46,778.11, 70,150.63 and 13,489.19 is: 20,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,778.11 : 70,150.63 = 13,489.19 : x
  2. Step 2: Convert to fraction form
    46,778.11/70,150.63 = 13,489.19/x
  3. Step 3: Cross multiply
    46,778.11x = 70,150.63 × 13,489.19
  4. Step 4: Simplify right side
    46,778.11x = 946,275,176.69
  5. Step 5: Solve for x
    x = 946,275,176.69/46,778.11
  6. Step 6: Final answer
    x = 20,229.02

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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.