Home / 21,652.26-32,477.48-12,867.82

Finding the Fourth Proportional to 21,652.26, 32,477.48 and 12,867.82

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Solution

The fourth proportional to 21,652.26, 32,477.48 and 12,867.82 is: 19,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652.26 : 32,477.48 = 12,867.82 : x
  2. Step 2: Convert to fraction form
    21,652.26/32,477.48 = 12,867.82/x
  3. Step 3: Cross multiply
    21,652.26x = 32,477.48 × 12,867.82
  4. Step 4: Simplify right side
    21,652.26x = 417,914,366.69
  5. Step 5: Solve for x
    x = 417,914,366.69/21,652.26
  6. Step 6: Final answer
    x = 19,301.19

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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.