Home / 22,679.04-31,288.62-16,725

Finding the Fourth Proportional to 22,679.04, 31,288.62 and 16,725

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Solution

The fourth proportional to 22,679.04, 31,288.62 and 16,725 is: 23,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.04 : 31,288.62 = 16,725 : x
  2. Step 2: Convert to fraction form
    22,679.04/31,288.62 = 16,725/x
  3. Step 3: Cross multiply
    22,679.04x = 31,288.62 × 16,725
  4. Step 4: Simplify right side
    22,679.04x = 523,302,169.50
  5. Step 5: Solve for x
    x = 523,302,169.50/22,679.04
  6. Step 6: Final answer
    x = 23,074.26

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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.