Home / 37,812.87-56,706.07-11,151.78

Finding the Fourth Proportional to 37,812.87, 56,706.07 and 11,151.78

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Solution

The fourth proportional to 37,812.87, 56,706.07 and 11,151.78 is: 16,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,812.87 : 56,706.07 = 11,151.78 : x
  2. Step 2: Convert to fraction form
    37,812.87/56,706.07 = 11,151.78/x
  3. Step 3: Cross multiply
    37,812.87x = 56,706.07 × 11,151.78
  4. Step 4: Simplify right side
    37,812.87x = 632,373,617.30
  5. Step 5: Solve for x
    x = 632,373,617.30/37,812.87
  6. Step 6: Final answer
    x = 16,723.77

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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.