Home / 49,135.04-67,806.44-27,921.16

Finding the Fourth Proportional to 49,135.04, 67,806.44 and 27,921.16

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Solution

The fourth proportional to 49,135.04, 67,806.44 and 27,921.16 is: 38,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.04 : 67,806.44 = 27,921.16 : x
  2. Step 2: Convert to fraction form
    49,135.04/67,806.44 = 27,921.16/x
  3. Step 3: Cross multiply
    49,135.04x = 67,806.44 × 27,921.16
  4. Step 4: Simplify right side
    49,135.04x = 1,893,234,460.27
  5. Step 5: Solve for x
    x = 1,893,234,460.27/49,135.04
  6. Step 6: Final answer
    x = 38,531.25

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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.