Home / 16,225.29-22,391.67-9,151.56

Finding the Fourth Proportional to 16,225.29, 22,391.67 and 9,151.56

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Solution

The fourth proportional to 16,225.29, 22,391.67 and 9,151.56 is: 12,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.29 : 22,391.67 = 9,151.56 : x
  2. Step 2: Convert to fraction form
    16,225.29/22,391.67 = 9,151.56/x
  3. Step 3: Cross multiply
    16,225.29x = 22,391.67 × 9,151.56
  4. Step 4: Simplify right side
    16,225.29x = 204,918,711.51
  5. Step 5: Solve for x
    x = 204,918,711.51/16,225.29
  6. Step 6: Final answer
    x = 12,629.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.