Home / 47,869.47-66,054.12-27,723.56

Finding the Fourth Proportional to 47,869.47, 66,054.12 and 27,723.56

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Solution

The fourth proportional to 47,869.47, 66,054.12 and 27,723.56 is: 38,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.47 : 66,054.12 = 27,723.56 : x
  2. Step 2: Convert to fraction form
    47,869.47/66,054.12 = 27,723.56/x
  3. Step 3: Cross multiply
    47,869.47x = 66,054.12 × 27,723.56
  4. Step 4: Simplify right side
    47,869.47x = 1,831,255,028.80
  5. Step 5: Solve for x
    x = 1,831,255,028.80/47,869.47
  6. Step 6: Final answer
    x = 38,255.18

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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.