Home / 48,121.56-66,420.54-27,705.92

Finding the Fourth Proportional to 48,121.56, 66,420.54 and 27,705.92

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Solution

The fourth proportional to 48,121.56, 66,420.54 and 27,705.92 is: 38,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,121.56 : 66,420.54 = 27,705.92 : x
  2. Step 2: Convert to fraction form
    48,121.56/66,420.54 = 27,705.92/x
  3. Step 3: Cross multiply
    48,121.56x = 66,420.54 × 27,705.92
  4. Step 4: Simplify right side
    48,121.56x = 1,840,241,835.49
  5. Step 5: Solve for x
    x = 1,840,241,835.49/48,121.56
  6. Step 6: Final answer
    x = 38,241.52

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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.