Home / 14,324.27-19,763.43-9,288.69

Finding the Fourth Proportional to 14,324.27, 19,763.43 and 9,288.69

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Solution

The fourth proportional to 14,324.27, 19,763.43 and 9,288.69 is: 12,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.27 : 19,763.43 = 9,288.69 : x
  2. Step 2: Convert to fraction form
    14,324.27/19,763.43 = 9,288.69/x
  3. Step 3: Cross multiply
    14,324.27x = 19,763.43 × 9,288.69
  4. Step 4: Simplify right side
    14,324.27x = 183,576,374.61
  5. Step 5: Solve for x
    x = 183,576,374.61/14,324.27
  6. Step 6: Final answer
    x = 12,815.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.