Home / 46,894.20-70,348.20-13,609.92

Finding the Fourth Proportional to 46,894.20, 70,348.20 and 13,609.92

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Solution

The fourth proportional to 46,894.20, 70,348.20 and 13,609.92 is: 20,416.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,894.20 : 70,348.20 = 13,609.92 : x
  2. Step 2: Convert to fraction form
    46,894.20/70,348.20 = 13,609.92/x
  3. Step 3: Cross multiply
    46,894.20x = 70,348.20 × 13,609.92
  4. Step 4: Simplify right side
    46,894.20x = 957,433,374.14
  5. Step 5: Solve for x
    x = 957,433,374.14/46,894.20
  6. Step 6: Final answer
    x = 20,416.88

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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.