Home / 21,026.66-31,534.62-6,232.12

Finding the Fourth Proportional to 21,026.66, 31,534.62 and 6,232.12

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Solution

The fourth proportional to 21,026.66, 31,534.62 and 6,232.12 is: 9,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.66 : 31,534.62 = 6,232.12 : x
  2. Step 2: Convert to fraction form
    21,026.66/31,534.62 = 6,232.12/x
  3. Step 3: Cross multiply
    21,026.66x = 31,534.62 × 6,232.12
  4. Step 4: Simplify right side
    21,026.66x = 196,527,347.16
  5. Step 5: Solve for x
    x = 196,527,347.16/21,026.66
  6. Step 6: Final answer
    x = 9,346.58

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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.