Home / 14,762.47-22,139.91-4,371.79

Finding the Fourth Proportional to 14,762.47, 22,139.91 and 4,371.79

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Solution

The fourth proportional to 14,762.47, 22,139.91 and 4,371.79 is: 6,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.47 : 22,139.91 = 4,371.79 : x
  2. Step 2: Convert to fraction form
    14,762.47/22,139.91 = 4,371.79/x
  3. Step 3: Cross multiply
    14,762.47x = 22,139.91 × 4,371.79
  4. Step 4: Simplify right side
    14,762.47x = 96,791,037.14
  5. Step 5: Solve for x
    x = 96,791,037.14/14,762.47
  6. Step 6: Final answer
    x = 6,556.56

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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.