Home / 14,227.52-21,342.48-4,867.20

Finding the Fourth Proportional to 14,227.52, 21,342.48 and 4,867.20

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Solution

The fourth proportional to 14,227.52, 21,342.48 and 4,867.20 is: 7,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.52 : 21,342.48 = 4,867.20 : x
  2. Step 2: Convert to fraction form
    14,227.52/21,342.48 = 4,867.20/x
  3. Step 3: Cross multiply
    14,227.52x = 21,342.48 × 4,867.20
  4. Step 4: Simplify right side
    14,227.52x = 103,878,118.66
  5. Step 5: Solve for x
    x = 103,878,118.66/14,227.52
  6. Step 6: Final answer
    x = 7,301.21

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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.