Home / 21,608.27-32,412.06-13,177.25

Finding the Fourth Proportional to 21,608.27, 32,412.06 and 13,177.25

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Solution

The fourth proportional to 21,608.27, 32,412.06 and 13,177.25 is: 19,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608.27 : 32,412.06 = 13,177.25 : x
  2. Step 2: Convert to fraction form
    21,608.27/32,412.06 = 13,177.25/x
  3. Step 3: Cross multiply
    21,608.27x = 32,412.06 × 13,177.25
  4. Step 4: Simplify right side
    21,608.27x = 427,101,655.57
  5. Step 5: Solve for x
    x = 427,101,655.57/21,608.27
  6. Step 6: Final answer
    x = 19,765.66

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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.