Home / 41,911.74-62,868.15-12,330.21

Finding the Fourth Proportional to 41,911.74, 62,868.15 and 12,330.21

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Solution

The fourth proportional to 41,911.74, 62,868.15 and 12,330.21 is: 18,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,911.74 : 62,868.15 = 12,330.21 : x
  2. Step 2: Convert to fraction form
    41,911.74/62,868.15 = 12,330.21/x
  3. Step 3: Cross multiply
    41,911.74x = 62,868.15 × 12,330.21
  4. Step 4: Simplify right side
    41,911.74x = 775,177,491.81
  5. Step 5: Solve for x
    x = 775,177,491.81/41,911.74
  6. Step 6: Final answer
    x = 18,495.47

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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.