Home / 41,709.81-62,574.53-12,126.78

Finding the Fourth Proportional to 41,709.81, 62,574.53 and 12,126.78

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Solution

The fourth proportional to 41,709.81, 62,574.53 and 12,126.78 is: 18,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,709.81 : 62,574.53 = 12,126.78 : x
  2. Step 2: Convert to fraction form
    41,709.81/62,574.53 = 12,126.78/x
  3. Step 3: Cross multiply
    41,709.81x = 62,574.53 × 12,126.78
  4. Step 4: Simplify right side
    41,709.81x = 758,827,498.28
  5. Step 5: Solve for x
    x = 758,827,498.28/41,709.81
  6. Step 6: Final answer
    x = 18,193.02

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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.