Home / 28,838.92-39,796.48-16,264.84

Finding the Fourth Proportional to 28,838.92, 39,796.48 and 16,264.84

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Solution

The fourth proportional to 28,838.92, 39,796.48 and 16,264.84 is: 22,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.92 : 39,796.48 = 16,264.84 : x
  2. Step 2: Convert to fraction form
    28,838.92/39,796.48 = 16,264.84/x
  3. Step 3: Cross multiply
    28,838.92x = 39,796.48 × 16,264.84
  4. Step 4: Simplify right side
    28,838.92x = 647,283,379.76
  5. Step 5: Solve for x
    x = 647,283,379.76/28,838.92
  6. Step 6: Final answer
    x = 22,444.79

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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.