Home / 48,648.10-67,131.81-27,140.09

Finding the Fourth Proportional to 48,648.10, 67,131.81 and 27,140.09

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Solution

The fourth proportional to 48,648.10, 67,131.81 and 27,140.09 is: 37,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,648.10 : 67,131.81 = 27,140.09 : x
  2. Step 2: Convert to fraction form
    48,648.10/67,131.81 = 27,140.09/x
  3. Step 3: Cross multiply
    48,648.10x = 67,131.81 × 27,140.09
  4. Step 4: Simplify right side
    48,648.10x = 1,821,963,365.26
  5. Step 5: Solve for x
    x = 1,821,963,365.26/48,648.10
  6. Step 6: Final answer
    x = 37,451.89

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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.