Home / 23,805.60-32,836.87-15,318.79

Finding the Fourth Proportional to 23,805.60, 32,836.87 and 15,318.79

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Solution

The fourth proportional to 23,805.60, 32,836.87 and 15,318.79 is: 21,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.60 : 32,836.87 = 15,318.79 : x
  2. Step 2: Convert to fraction form
    23,805.60/32,836.87 = 15,318.79/x
  3. Step 3: Cross multiply
    23,805.60x = 32,836.87 × 15,318.79
  4. Step 4: Simplify right side
    23,805.60x = 503,021,115.79
  5. Step 5: Solve for x
    x = 503,021,115.79/23,805.60
  6. Step 6: Final answer
    x = 21,130.37

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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.