Home / 41,405.28-62,136.72-18,019.68

Finding the Fourth Proportional to 41,405.28, 62,136.72 and 18,019.68

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Solution

The fourth proportional to 41,405.28, 62,136.72 and 18,019.68 is: 27,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,405.28 : 62,136.72 = 18,019.68 : x
  2. Step 2: Convert to fraction form
    41,405.28/62,136.72 = 18,019.68/x
  3. Step 3: Cross multiply
    41,405.28x = 62,136.72 × 18,019.68
  4. Step 4: Simplify right side
    41,405.28x = 1,119,683,810.65
  5. Step 5: Solve for x
    x = 1,119,683,810.65/41,405.28
  6. Step 6: Final answer
    x = 27,042.05

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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.