Home / 23,857.13-32,922.84-13,921.13

Finding the Fourth Proportional to 23,857.13, 32,922.84 and 13,921.13

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Solution

The fourth proportional to 23,857.13, 32,922.84 and 13,921.13 is: 19,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,857.13 : 32,922.84 = 13,921.13 : x
  2. Step 2: Convert to fraction form
    23,857.13/32,922.84 = 13,921.13/x
  3. Step 3: Cross multiply
    23,857.13x = 32,922.84 × 13,921.13
  4. Step 4: Simplify right side
    23,857.13x = 458,322,971.00
  5. Step 5: Solve for x
    x = 458,322,971.00/23,857.13
  6. Step 6: Final answer
    x = 19,211.16

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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.