Home / 14,006.12-19,332.24-8,040.92

Finding the Fourth Proportional to 14,006.12, 19,332.24 and 8,040.92

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Solution

The fourth proportional to 14,006.12, 19,332.24 and 8,040.92 is: 11,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.12 : 19,332.24 = 8,040.92 : x
  2. Step 2: Convert to fraction form
    14,006.12/19,332.24 = 8,040.92/x
  3. Step 3: Cross multiply
    14,006.12x = 19,332.24 × 8,040.92
  4. Step 4: Simplify right side
    14,006.12x = 155,448,995.26
  5. Step 5: Solve for x
    x = 155,448,995.26/14,006.12
  6. Step 6: Final answer
    x = 11,098.65

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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.