Home / 29,721.90-41,017.68-16,293.72

Finding the Fourth Proportional to 29,721.90, 41,017.68 and 16,293.72

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Solution

The fourth proportional to 29,721.90, 41,017.68 and 16,293.72 is: 22,486.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.90 : 41,017.68 = 16,293.72 : x
  2. Step 2: Convert to fraction form
    29,721.90/41,017.68 = 16,293.72/x
  3. Step 3: Cross multiply
    29,721.90x = 41,017.68 × 16,293.72
  4. Step 4: Simplify right side
    29,721.90x = 668,330,592.97
  5. Step 5: Solve for x
    x = 668,330,592.97/29,721.90
  6. Step 6: Final answer
    x = 22,486.13

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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.