Home / 14,623.24-21,929.68-4,760.68

Finding the Fourth Proportional to 14,623.24, 21,929.68 and 4,760.68

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Solution

The fourth proportional to 14,623.24, 21,929.68 and 4,760.68 is: 7,139.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.24 : 21,929.68 = 4,760.68 : x
  2. Step 2: Convert to fraction form
    14,623.24/21,929.68 = 4,760.68/x
  3. Step 3: Cross multiply
    14,623.24x = 21,929.68 × 4,760.68
  4. Step 4: Simplify right side
    14,623.24x = 104,400,188.98
  5. Step 5: Solve for x
    x = 104,400,188.98/14,623.24
  6. Step 6: Final answer
    x = 7,139.33

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1.5x scale

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.