Home / 48,129.53-66,392.09-27,984.19

Finding the Fourth Proportional to 48,129.53, 66,392.09 and 27,984.19

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Solution

The fourth proportional to 48,129.53, 66,392.09 and 27,984.19 is: 38,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.53 : 66,392.09 = 27,984.19 : x
  2. Step 2: Convert to fraction form
    48,129.53/66,392.09 = 27,984.19/x
  3. Step 3: Cross multiply
    48,129.53x = 66,392.09 × 27,984.19
  4. Step 4: Simplify right side
    48,129.53x = 1,857,928,765.04
  5. Step 5: Solve for x
    x = 1,857,928,765.04/48,129.53
  6. Step 6: Final answer
    x = 38,602.68

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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.