Home / 14,222.31-21,335.69-4,360.56

Finding the Fourth Proportional to 14,222.31, 21,335.69 and 4,360.56

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Solution

The fourth proportional to 14,222.31, 21,335.69 and 4,360.56 is: 6,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.31 : 21,335.69 = 4,360.56 : x
  2. Step 2: Convert to fraction form
    14,222.31/21,335.69 = 4,360.56/x
  3. Step 3: Cross multiply
    14,222.31x = 21,335.69 × 4,360.56
  4. Step 4: Simplify right side
    14,222.31x = 93,035,556.39
  5. Step 5: Solve for x
    x = 93,035,556.39/14,222.31
  6. Step 6: Final answer
    x = 6,541.52

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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.