Home / 22,842-34,277.58-12,453.75

Finding the Fourth Proportional to 22,842, 34,277.58 and 12,453.75

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Solution

The fourth proportional to 22,842, 34,277.58 and 12,453.75 is: 18,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,842 : 34,277.58 = 12,453.75 : x
  2. Step 2: Convert to fraction form
    22,842/34,277.58 = 12,453.75/x
  3. Step 3: Cross multiply
    22,842x = 34,277.58 × 12,453.75
  4. Step 4: Simplify right side
    22,842x = 426,884,411.93
  5. Step 5: Solve for x
    x = 426,884,411.93/22,842
  6. Step 6: Final answer
    x = 18,688.57

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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.