Home / 12,363.58-18,543.36-4,043.47

Finding the Fourth Proportional to 12,363.58, 18,543.36 and 4,043.47

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Solution

The fourth proportional to 12,363.58, 18,543.36 and 4,043.47 is: 6,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.58 : 18,543.36 = 4,043.47 : x
  2. Step 2: Convert to fraction form
    12,363.58/18,543.36 = 4,043.47/x
  3. Step 3: Cross multiply
    12,363.58x = 18,543.36 × 4,043.47
  4. Step 4: Simplify right side
    12,363.58x = 74,979,519.86
  5. Step 5: Solve for x
    x = 74,979,519.86/12,363.58
  6. Step 6: Final answer
    x = 6,064.55

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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.