Home / 22,844-34,280.58-12,455.76

Finding the Fourth Proportional to 22,844, 34,280.58 and 12,455.76

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Solution

The fourth proportional to 22,844, 34,280.58 and 12,455.76 is: 18,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,844 : 34,280.58 = 12,455.76 : x
  2. Step 2: Convert to fraction form
    22,844/34,280.58 = 12,455.76/x
  3. Step 3: Cross multiply
    22,844x = 34,280.58 × 12,455.76
  4. Step 4: Simplify right side
    22,844x = 426,990,677.14
  5. Step 5: Solve for x
    x = 426,990,677.14/22,844
  6. Step 6: Final answer
    x = 18,691.59

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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.