Home / 28,275.84-39,016.22-16,337.16

Finding the Fourth Proportional to 28,275.84, 39,016.22 and 16,337.16

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Solution

The fourth proportional to 28,275.84, 39,016.22 and 16,337.16 is: 22,542.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.84 : 39,016.22 = 16,337.16 : x
  2. Step 2: Convert to fraction form
    28,275.84/39,016.22 = 16,337.16/x
  3. Step 3: Cross multiply
    28,275.84x = 39,016.22 × 16,337.16
  4. Step 4: Simplify right side
    28,275.84x = 637,414,147.05
  5. Step 5: Solve for x
    x = 637,414,147.05/28,275.84
  6. Step 6: Final answer
    x = 22,542.71

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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.