Home / 14,839-22,230.69-7,434.79

Finding the Fourth Proportional to 14,839, 22,230.69 and 7,434.79

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Solution

The fourth proportional to 14,839, 22,230.69 and 7,434.79 is: 11,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839 : 22,230.69 = 7,434.79 : x
  2. Step 2: Convert to fraction form
    14,839/22,230.69 = 7,434.79/x
  3. Step 3: Cross multiply
    14,839x = 22,230.69 × 7,434.79
  4. Step 4: Simplify right side
    14,839x = 165,280,511.71
  5. Step 5: Solve for x
    x = 165,280,511.71/14,839
  6. Step 6: Final answer
    x = 11,138.25

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1.5x scale

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.