Home / 51,823.28-71,515.80-29,467.28

Finding the Fourth Proportional to 51,823.28, 71,515.80 and 29,467.28

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Solution

The fourth proportional to 51,823.28, 71,515.80 and 29,467.28 is: 40,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,823.28 : 71,515.80 = 29,467.28 : x
  2. Step 2: Convert to fraction form
    51,823.28/71,515.80 = 29,467.28/x
  3. Step 3: Cross multiply
    51,823.28x = 71,515.80 × 29,467.28
  4. Step 4: Simplify right side
    51,823.28x = 2,107,376,103.02
  5. Step 5: Solve for x
    x = 2,107,376,103.02/51,823.28
  6. Step 6: Final answer
    x = 40,664.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.