Home / 48,638.00-67,119.10-27,128.39

Finding the Fourth Proportional to 48,638.00, 67,119.10 and 27,128.39

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Solution

The fourth proportional to 48,638.00, 67,119.10 and 27,128.39 is: 37,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.00 : 67,119.10 = 27,128.39 : x
  2. Step 2: Convert to fraction form
    48,638.00/67,119.10 = 27,128.39/x
  3. Step 3: Cross multiply
    48,638.00x = 67,119.10 × 27,128.39
  4. Step 4: Simplify right side
    48,638.00x = 1,820,832,717.83
  5. Step 5: Solve for x
    x = 1,820,832,717.83/48,638.00
  6. Step 6: Final answer
    x = 37,436.42

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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.