Home / 14,756.38-22,121.26-5,389.75

Finding the Fourth Proportional to 14,756.38, 22,121.26 and 5,389.75

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Solution

The fourth proportional to 14,756.38, 22,121.26 and 5,389.75 is: 8,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.38 : 22,121.26 = 5,389.75 : x
  2. Step 2: Convert to fraction form
    14,756.38/22,121.26 = 5,389.75/x
  3. Step 3: Cross multiply
    14,756.38x = 22,121.26 × 5,389.75
  4. Step 4: Simplify right side
    14,756.38x = 119,228,061.09
  5. Step 5: Solve for x
    x = 119,228,061.09/14,756.38
  6. Step 6: Final answer
    x = 8,079.76

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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.