Home / 14,428.22-21,652.60-5,663.14

Finding the Fourth Proportional to 14,428.22, 21,652.60 and 5,663.14

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Solution

The fourth proportional to 14,428.22, 21,652.60 and 5,663.14 is: 8,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.22 : 21,652.60 = 5,663.14 : x
  2. Step 2: Convert to fraction form
    14,428.22/21,652.60 = 5,663.14/x
  3. Step 3: Cross multiply
    14,428.22x = 21,652.60 × 5,663.14
  4. Step 4: Simplify right side
    14,428.22x = 122,621,705.16
  5. Step 5: Solve for x
    x = 122,621,705.16/14,428.22
  6. Step 6: Final answer
    x = 8,498.74

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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.