Home / 16,428.22-24,643.68-4,741.54

Finding the Fourth Proportional to 16,428.22, 24,643.68 and 4,741.54

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Solution

The fourth proportional to 16,428.22, 24,643.68 and 4,741.54 is: 7,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,428.22 : 24,643.68 = 4,741.54 : x
  2. Step 2: Convert to fraction form
    16,428.22/24,643.68 = 4,741.54/x
  3. Step 3: Cross multiply
    16,428.22x = 24,643.68 × 4,741.54
  4. Step 4: Simplify right side
    16,428.22x = 116,848,994.47
  5. Step 5: Solve for x
    x = 116,848,994.47/16,428.22
  6. Step 6: Final answer
    x = 7,112.70

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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.