Home / 17,261.91-23,820.75-10,190.61

Finding the Fourth Proportional to 17,261.91, 23,820.75 and 10,190.61

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Solution

The fourth proportional to 17,261.91, 23,820.75 and 10,190.61 is: 14,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.91 : 23,820.75 = 10,190.61 : x
  2. Step 2: Convert to fraction form
    17,261.91/23,820.75 = 10,190.61/x
  3. Step 3: Cross multiply
    17,261.91x = 23,820.75 × 10,190.61
  4. Step 4: Simplify right side
    17,261.91x = 242,747,973.16
  5. Step 5: Solve for x
    x = 242,747,973.16/17,261.91
  6. Step 6: Final answer
    x = 14,062.64

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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.