Home / 28,648.62-39,538.08-16,073.46

Finding the Fourth Proportional to 28,648.62, 39,538.08 and 16,073.46

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Solution

The fourth proportional to 28,648.62, 39,538.08 and 16,073.46 is: 22,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,648.62 : 39,538.08 = 16,073.46 : x
  2. Step 2: Convert to fraction form
    28,648.62/39,538.08 = 16,073.46/x
  3. Step 3: Cross multiply
    28,648.62x = 39,538.08 × 16,073.46
  4. Step 4: Simplify right side
    28,648.62x = 635,513,747.36
  5. Step 5: Solve for x
    x = 635,513,747.36/28,648.62
  6. Step 6: Final answer
    x = 22,183.05

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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.