Home / 28,797.28-39,726.66-16,853.23

Finding the Fourth Proportional to 28,797.28, 39,726.66 and 16,853.23

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Solution

The fourth proportional to 28,797.28, 39,726.66 and 16,853.23 is: 23,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.28 : 39,726.66 = 16,853.23 : x
  2. Step 2: Convert to fraction form
    28,797.28/39,726.66 = 16,853.23/x
  3. Step 3: Cross multiply
    28,797.28x = 39,726.66 × 16,853.23
  4. Step 4: Simplify right side
    28,797.28x = 669,522,538.11
  5. Step 5: Solve for x
    x = 669,522,538.11/28,797.28
  6. Step 6: Final answer
    x = 23,249.51

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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.