Home / 46,990.72-70,479.22-13,701.84

Finding the Fourth Proportional to 46,990.72, 70,479.22 and 13,701.84

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Solution

The fourth proportional to 46,990.72, 70,479.22 and 13,701.84 is: 20,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,990.72 : 70,479.22 = 13,701.84 : x
  2. Step 2: Convert to fraction form
    46,990.72/70,479.22 = 13,701.84/x
  3. Step 3: Cross multiply
    46,990.72x = 70,479.22 × 13,701.84
  4. Step 4: Simplify right side
    46,990.72x = 965,694,995.76
  5. Step 5: Solve for x
    x = 965,694,995.76/46,990.72
  6. Step 6: Final answer
    x = 20,550.76

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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.