Home / 46,716.75-70,079.31-18,630

Finding the Fourth Proportional to 46,716.75, 70,079.31 and 18,630

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Solution

The fourth proportional to 46,716.75, 70,079.31 and 18,630 is: 27,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,716.75 : 70,079.31 = 18,630 : x
  2. Step 2: Convert to fraction form
    46,716.75/70,079.31 = 18,630/x
  3. Step 3: Cross multiply
    46,716.75x = 70,079.31 × 18,630
  4. Step 4: Simplify right side
    46,716.75x = 1,305,577,545.30
  5. Step 5: Solve for x
    x = 1,305,577,545.30/46,716.75
  6. Step 6: Final answer
    x = 27,946.67

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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.