Home / 47,243.97-65,171.86-28,110.15

Finding the Fourth Proportional to 47,243.97, 65,171.86 and 28,110.15

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Solution

The fourth proportional to 47,243.97, 65,171.86 and 28,110.15 is: 38,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,243.97 : 65,171.86 = 28,110.15 : x
  2. Step 2: Convert to fraction form
    47,243.97/65,171.86 = 28,110.15/x
  3. Step 3: Cross multiply
    47,243.97x = 65,171.86 × 28,110.15
  4. Step 4: Simplify right side
    47,243.97x = 1,831,990,690.10
  5. Step 5: Solve for x
    x = 1,831,990,690.10/47,243.97
  6. Step 6: Final answer
    x = 38,777.24

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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.