Home / 28,403.24-39,196.62-16,473.65

Finding the Fourth Proportional to 28,403.24, 39,196.62 and 16,473.65

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Solution

The fourth proportional to 28,403.24, 39,196.62 and 16,473.65 is: 22,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403.24 : 39,196.62 = 16,473.65 : x
  2. Step 2: Convert to fraction form
    28,403.24/39,196.62 = 16,473.65/x
  3. Step 3: Cross multiply
    28,403.24x = 39,196.62 × 16,473.65
  4. Step 4: Simplify right side
    28,403.24x = 645,711,203.08
  5. Step 5: Solve for x
    x = 645,711,203.08/28,403.24
  6. Step 6: Final answer
    x = 22,733.72

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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.