Home / 23,092.12-31,867.14-13,661.32

Finding the Fourth Proportional to 23,092.12, 31,867.14 and 13,661.32

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Solution

The fourth proportional to 23,092.12, 31,867.14 and 13,661.32 is: 18,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,092.12 : 31,867.14 = 13,661.32 : x
  2. Step 2: Convert to fraction form
    23,092.12/31,867.14 = 13,661.32/x
  3. Step 3: Cross multiply
    23,092.12x = 31,867.14 × 13,661.32
  4. Step 4: Simplify right side
    23,092.12x = 435,347,197.02
  5. Step 5: Solve for x
    x = 435,347,197.02/23,092.12
  6. Step 6: Final answer
    x = 18,852.63

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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.