Home / 39,706.10-54,790.39-23,790.14

Finding the Fourth Proportional to 39,706.10, 54,790.39 and 23,790.14

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Solution

The fourth proportional to 39,706.10, 54,790.39 and 23,790.14 is: 32,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.10 : 54,790.39 = 23,790.14 : x
  2. Step 2: Convert to fraction form
    39,706.10/54,790.39 = 23,790.14/x
  3. Step 3: Cross multiply
    39,706.10x = 54,790.39 × 23,790.14
  4. Step 4: Simplify right side
    39,706.10x = 1,303,471,126.26
  5. Step 5: Solve for x
    x = 1,303,471,126.26/39,706.10
  6. Step 6: Final answer
    x = 32,827.98

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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.