Home / 14,939.14-22,406.12-5,578.18

Finding the Fourth Proportional to 14,939.14, 22,406.12 and 5,578.18

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Solution

The fourth proportional to 14,939.14, 22,406.12 and 5,578.18 is: 8,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.14 : 22,406.12 = 5,578.18 : x
  2. Step 2: Convert to fraction form
    14,939.14/22,406.12 = 5,578.18/x
  3. Step 3: Cross multiply
    14,939.14x = 22,406.12 × 5,578.18
  4. Step 4: Simplify right side
    14,939.14x = 124,985,370.46
  5. Step 5: Solve for x
    x = 124,985,370.46/14,939.14
  6. Step 6: Final answer
    x = 8,366.30

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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.