Home / 39,706.81-54,791.36-23,790.85

Finding the Fourth Proportional to 39,706.81, 54,791.36 and 23,790.85

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Solution

The fourth proportional to 39,706.81, 54,791.36 and 23,790.85 is: 32,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.81 : 54,791.36 = 23,790.85 : x
  2. Step 2: Convert to fraction form
    39,706.81/54,791.36 = 23,790.85/x
  3. Step 3: Cross multiply
    39,706.81x = 54,791.36 × 23,790.85
  4. Step 4: Simplify right side
    39,706.81x = 1,303,532,860.34
  5. Step 5: Solve for x
    x = 1,303,532,860.34/39,706.81
  6. Step 6: Final answer
    x = 32,828.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.