Home / 14,473.94-21,717.68-5,121.02

Finding the Fourth Proportional to 14,473.94, 21,717.68 and 5,121.02

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Solution

The fourth proportional to 14,473.94, 21,717.68 and 5,121.02 is: 7,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473.94 : 21,717.68 = 5,121.02 : x
  2. Step 2: Convert to fraction form
    14,473.94/21,717.68 = 5,121.02/x
  3. Step 3: Cross multiply
    14,473.94x = 21,717.68 × 5,121.02
  4. Step 4: Simplify right side
    14,473.94x = 111,216,673.63
  5. Step 5: Solve for x
    x = 111,216,673.63/14,473.94
  6. Step 6: Final answer
    x = 7,683.93

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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.