Home / 21,029.11-31,548.66-6,036.41

Finding the Fourth Proportional to 21,029.11, 31,548.66 and 6,036.41

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Solution

The fourth proportional to 21,029.11, 31,548.66 and 6,036.41 is: 9,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,029.11 : 31,548.66 = 6,036.41 : x
  2. Step 2: Convert to fraction form
    21,029.11/31,548.66 = 6,036.41/x
  3. Step 3: Cross multiply
    21,029.11x = 31,548.66 × 6,036.41
  4. Step 4: Simplify right side
    21,029.11x = 190,440,702.95
  5. Step 5: Solve for x
    x = 190,440,702.95/21,029.11
  6. Step 6: Final answer
    x = 9,056.05

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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.