Home / 12,244.56-18,363.87-5,664.47

Finding the Fourth Proportional to 12,244.56, 18,363.87 and 5,664.47

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Solution

The fourth proportional to 12,244.56, 18,363.87 and 5,664.47 is: 8,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.56 : 18,363.87 = 5,664.47 : x
  2. Step 2: Convert to fraction form
    12,244.56/18,363.87 = 5,664.47/x
  3. Step 3: Cross multiply
    12,244.56x = 18,363.87 × 5,664.47
  4. Step 4: Simplify right side
    12,244.56x = 104,021,498.88
  5. Step 5: Solve for x
    x = 104,021,498.88/12,244.56
  6. Step 6: Final answer
    x = 8,495.32

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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.