Home / 46,200.60-69,300.26-11,139.96

Finding the Fourth Proportional to 46,200.60, 69,300.26 and 11,139.96

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Solution

The fourth proportional to 46,200.60, 69,300.26 and 11,139.96 is: 16,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,200.60 : 69,300.26 = 11,139.96 : x
  2. Step 2: Convert to fraction form
    46,200.60/69,300.26 = 11,139.96/x
  3. Step 3: Cross multiply
    46,200.60x = 69,300.26 × 11,139.96
  4. Step 4: Simplify right side
    46,200.60x = 772,002,124.39
  5. Step 5: Solve for x
    x = 772,002,124.39/46,200.60
  6. Step 6: Final answer
    x = 16,709.79

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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.