Home / 28,875.26-39,847.74-16,299.92

Finding the Fourth Proportional to 28,875.26, 39,847.74 and 16,299.92

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Solution

The fourth proportional to 28,875.26, 39,847.74 and 16,299.92 is: 22,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875.26 : 39,847.74 = 16,299.92 : x
  2. Step 2: Convert to fraction form
    28,875.26/39,847.74 = 16,299.92/x
  3. Step 3: Cross multiply
    28,875.26x = 39,847.74 × 16,299.92
  4. Step 4: Simplify right side
    28,875.26x = 649,514,974.18
  5. Step 5: Solve for x
    x = 649,514,974.18/28,875.26
  6. Step 6: Final answer
    x = 22,493.82

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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.