Home / 39,532.69-54,554.24-21,627.10

Finding the Fourth Proportional to 39,532.69, 54,554.24 and 21,627.10

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Solution

The fourth proportional to 39,532.69, 54,554.24 and 21,627.10 is: 29,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,532.69 : 54,554.24 = 21,627.10 : x
  2. Step 2: Convert to fraction form
    39,532.69/54,554.24 = 21,627.10/x
  3. Step 3: Cross multiply
    39,532.69x = 54,554.24 × 21,627.10
  4. Step 4: Simplify right side
    39,532.69x = 1,179,850,126.16
  5. Step 5: Solve for x
    x = 1,179,850,126.16/39,532.69
  6. Step 6: Final answer
    x = 29,844.92

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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.