Home / 14,748.56-22,120.68-4,886

Finding the Fourth Proportional to 14,748.56, 22,120.68 and 4,886

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Solution

The fourth proportional to 14,748.56, 22,120.68 and 4,886 is: 7,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,748.56 : 22,120.68 = 4,886 : x
  2. Step 2: Convert to fraction form
    14,748.56/22,120.68 = 4,886/x
  3. Step 3: Cross multiply
    14,748.56x = 22,120.68 × 4,886
  4. Step 4: Simplify right side
    14,748.56x = 108,081,642.48
  5. Step 5: Solve for x
    x = 108,081,642.48/14,748.56
  6. Step 6: Final answer
    x = 7,328.28

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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.