Home / 46,729.62-70,105.14-13,449.96

Finding the Fourth Proportional to 46,729.62, 70,105.14 and 13,449.96

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Solution

The fourth proportional to 46,729.62, 70,105.14 and 13,449.96 is: 20,178.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,729.62 : 70,105.14 = 13,449.96 : x
  2. Step 2: Convert to fraction form
    46,729.62/70,105.14 = 13,449.96/x
  3. Step 3: Cross multiply
    46,729.62x = 70,105.14 × 13,449.96
  4. Step 4: Simplify right side
    46,729.62x = 942,911,328.79
  5. Step 5: Solve for x
    x = 942,911,328.79/46,729.62
  6. Step 6: Final answer
    x = 20,178.02

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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.