Home / 41,838.69-62,760.05-13,758.12

Finding the Fourth Proportional to 41,838.69, 62,760.05 and 13,758.12

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Solution

The fourth proportional to 41,838.69, 62,760.05 and 13,758.12 is: 20,637.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,838.69 : 62,760.05 = 13,758.12 : x
  2. Step 2: Convert to fraction form
    41,838.69/62,760.05 = 13,758.12/x
  3. Step 3: Cross multiply
    41,838.69x = 62,760.05 × 13,758.12
  4. Step 4: Simplify right side
    41,838.69x = 863,460,299.11
  5. Step 5: Solve for x
    x = 863,460,299.11/41,838.69
  6. Step 6: Final answer
    x = 20,637.84

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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.