Home / 23,160.26-31,962.78-13,089.62

Finding the Fourth Proportional to 23,160.26, 31,962.78 and 13,089.62

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Solution

The fourth proportional to 23,160.26, 31,962.78 and 13,089.62 is: 18,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.26 : 31,962.78 = 13,089.62 : x
  2. Step 2: Convert to fraction form
    23,160.26/31,962.78 = 13,089.62/x
  3. Step 3: Cross multiply
    23,160.26x = 31,962.78 × 13,089.62
  4. Step 4: Simplify right side
    23,160.26x = 418,380,724.25
  5. Step 5: Solve for x
    x = 418,380,724.25/23,160.26
  6. Step 6: Final answer
    x = 18,064.59

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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.