Home / 14,541.76-21,825.60-9,928

Finding the Fourth Proportional to 14,541.76, 21,825.60 and 9,928

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Solution

The fourth proportional to 14,541.76, 21,825.60 and 9,928 is: 14,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.76 : 21,825.60 = 9,928 : x
  2. Step 2: Convert to fraction form
    14,541.76/21,825.60 = 9,928/x
  3. Step 3: Cross multiply
    14,541.76x = 21,825.60 × 9,928
  4. Step 4: Simplify right side
    14,541.76x = 216,684,556.80
  5. Step 5: Solve for x
    x = 216,684,556.80/14,541.76
  6. Step 6: Final answer
    x = 14,900.85

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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.