Home / 45,834.45-68,756.53-19,541.85

Finding the Fourth Proportional to 45,834.45, 68,756.53 and 19,541.85

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Solution

The fourth proportional to 45,834.45, 68,756.53 and 19,541.85 is: 29,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,834.45 : 68,756.53 = 19,541.85 : x
  2. Step 2: Convert to fraction form
    45,834.45/68,756.53 = 19,541.85/x
  3. Step 3: Cross multiply
    45,834.45x = 68,756.53 × 19,541.85
  4. Step 4: Simplify right side
    45,834.45x = 1,343,629,795.78
  5. Step 5: Solve for x
    x = 1,343,629,795.78/45,834.45
  6. Step 6: Final answer
    x = 29,314.84

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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.