Home / 16,927.26-23,366.16-15,155.79

Finding the Fourth Proportional to 16,927.26, 23,366.16 and 15,155.79

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Solution

The fourth proportional to 16,927.26, 23,366.16 and 15,155.79 is: 20,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.26 : 23,366.16 = 15,155.79 : x
  2. Step 2: Convert to fraction form
    16,927.26/23,366.16 = 15,155.79/x
  3. Step 3: Cross multiply
    16,927.26x = 23,366.16 × 15,155.79
  4. Step 4: Simplify right side
    16,927.26x = 354,132,614.07
  5. Step 5: Solve for x
    x = 354,132,614.07/16,927.26
  6. Step 6: Final answer
    x = 20,920.85

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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.