Home / 12,377.19-18,552.77-4,055.04

Finding the Fourth Proportional to 12,377.19, 18,552.77 and 4,055.04

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Solution

The fourth proportional to 12,377.19, 18,552.77 and 4,055.04 is: 6,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.19 : 18,552.77 = 4,055.04 : x
  2. Step 2: Convert to fraction form
    12,377.19/18,552.77 = 4,055.04/x
  3. Step 3: Cross multiply
    12,377.19x = 18,552.77 × 4,055.04
  4. Step 4: Simplify right side
    12,377.19x = 75,232,204.19
  5. Step 5: Solve for x
    x = 75,232,204.19/12,377.19
  6. Step 6: Final answer
    x = 6,078.29

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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.