Home / 14,078.09-19,422.24-9,041.61

Finding the Fourth Proportional to 14,078.09, 19,422.24 and 9,041.61

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Solution

The fourth proportional to 14,078.09, 19,422.24 and 9,041.61 is: 12,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078.09 : 19,422.24 = 9,041.61 : x
  2. Step 2: Convert to fraction form
    14,078.09/19,422.24 = 9,041.61/x
  3. Step 3: Cross multiply
    14,078.09x = 19,422.24 × 9,041.61
  4. Step 4: Simplify right side
    14,078.09x = 175,608,285.50
  5. Step 5: Solve for x
    x = 175,608,285.50/14,078.09
  6. Step 6: Final answer
    x = 12,473.87

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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.