Home / 21,027.41-31,535.74-6,232.86

Finding the Fourth Proportional to 21,027.41, 31,535.74 and 6,232.86

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Solution

The fourth proportional to 21,027.41, 31,535.74 and 6,232.86 is: 9,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027.41 : 31,535.74 = 6,232.86 : x
  2. Step 2: Convert to fraction form
    21,027.41/31,535.74 = 6,232.86/x
  3. Step 3: Cross multiply
    21,027.41x = 31,535.74 × 6,232.86
  4. Step 4: Simplify right side
    21,027.41x = 196,557,852.42
  5. Step 5: Solve for x
    x = 196,557,852.42/21,027.41
  6. Step 6: Final answer
    x = 9,347.70

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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.