Home / 21,928.16-32,921.40-17,233.40

Finding the Fourth Proportional to 21,928.16, 32,921.40 and 17,233.40

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Solution

The fourth proportional to 21,928.16, 32,921.40 and 17,233.40 is: 25,873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,928.16 : 32,921.40 = 17,233.40 : x
  2. Step 2: Convert to fraction form
    21,928.16/32,921.40 = 17,233.40/x
  3. Step 3: Cross multiply
    21,928.16x = 32,921.40 × 17,233.40
  4. Step 4: Simplify right side
    21,928.16x = 567,347,654.76
  5. Step 5: Solve for x
    x = 567,347,654.76/21,928.16
  6. Step 6: Final answer
    x = 25,873.02

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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.