Home / 12,244.41-18,366.77-3,479.31

Finding the Fourth Proportional to 12,244.41, 18,366.77 and 3,479.31

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Solution

The fourth proportional to 12,244.41, 18,366.77 and 3,479.31 is: 5,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.41 : 18,366.77 = 3,479.31 : x
  2. Step 2: Convert to fraction form
    12,244.41/18,366.77 = 3,479.31/x
  3. Step 3: Cross multiply
    12,244.41x = 18,366.77 × 3,479.31
  4. Step 4: Simplify right side
    12,244.41x = 63,903,695.23
  5. Step 5: Solve for x
    x = 63,903,695.23/12,244.41
  6. Step 6: Final answer
    x = 5,219.01

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1.5x scale

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.