Home / 14,329.47-21,508.79-9,634.71

Finding the Fourth Proportional to 14,329.47, 21,508.79 and 9,634.71

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Solution

The fourth proportional to 14,329.47, 21,508.79 and 9,634.71 is: 14,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.47 : 21,508.79 = 9,634.71 : x
  2. Step 2: Convert to fraction form
    14,329.47/21,508.79 = 9,634.71/x
  3. Step 3: Cross multiply
    14,329.47x = 21,508.79 × 9,634.71
  4. Step 4: Simplify right side
    14,329.47x = 207,230,905.93
  5. Step 5: Solve for x
    x = 207,230,905.93/14,329.47
  6. Step 6: Final answer
    x = 14,461.87

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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.