Home / 15,859.35-23,825.49-11,190.12

Finding the Fourth Proportional to 15,859.35, 23,825.49 and 11,190.12

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Solution

The fourth proportional to 15,859.35, 23,825.49 and 11,190.12 is: 16,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.35 : 23,825.49 = 11,190.12 : x
  2. Step 2: Convert to fraction form
    15,859.35/23,825.49 = 11,190.12/x
  3. Step 3: Cross multiply
    15,859.35x = 23,825.49 × 11,190.12
  4. Step 4: Simplify right side
    15,859.35x = 266,610,092.16
  5. Step 5: Solve for x
    x = 266,610,092.16/15,859.35
  6. Step 6: Final answer
    x = 16,810.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.