Home / 14,919.18-22,381.33-7,423.23

Finding the Fourth Proportional to 14,919.18, 22,381.33 and 7,423.23

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Solution

The fourth proportional to 14,919.18, 22,381.33 and 7,423.23 is: 11,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.18 : 22,381.33 = 7,423.23 : x
  2. Step 2: Convert to fraction form
    14,919.18/22,381.33 = 7,423.23/x
  3. Step 3: Cross multiply
    14,919.18x = 22,381.33 × 7,423.23
  4. Step 4: Simplify right side
    14,919.18x = 166,141,760.30
  5. Step 5: Solve for x
    x = 166,141,760.30/14,919.18
  6. Step 6: Final answer
    x = 11,136.12

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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.