Home / 47,255.24-65,198.70-28,119.02

Finding the Fourth Proportional to 47,255.24, 65,198.70 and 28,119.02

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Solution

The fourth proportional to 47,255.24, 65,198.70 and 28,119.02 is: 38,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255.24 : 65,198.70 = 28,119.02 : x
  2. Step 2: Convert to fraction form
    47,255.24/65,198.70 = 28,119.02/x
  3. Step 3: Cross multiply
    47,255.24x = 65,198.70 × 28,119.02
  4. Step 4: Simplify right side
    47,255.24x = 1,833,323,549.27
  5. Step 5: Solve for x
    x = 1,833,323,549.27/47,255.24
  6. Step 6: Final answer
    x = 38,796.20

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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.