Home / 47,869.12-66,054.60-27,732.48

Finding the Fourth Proportional to 47,869.12, 66,054.60 and 27,732.48

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Solution

The fourth proportional to 47,869.12, 66,054.60 and 27,732.48 is: 38,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.12 : 66,054.60 = 27,732.48 : x
  2. Step 2: Convert to fraction form
    47,869.12/66,054.60 = 27,732.48/x
  3. Step 3: Cross multiply
    47,869.12x = 66,054.60 × 27,732.48
  4. Step 4: Simplify right side
    47,869.12x = 1,831,857,873.41
  5. Step 5: Solve for x
    x = 1,831,857,873.41/47,869.12
  6. Step 6: Final answer
    x = 38,268.05

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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.