Home / 47,120.12-65,027.02-25,899.96

Finding the Fourth Proportional to 47,120.12, 65,027.02 and 25,899.96

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Solution

The fourth proportional to 47,120.12, 65,027.02 and 25,899.96 is: 35,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.12 : 65,027.02 = 25,899.96 : x
  2. Step 2: Convert to fraction form
    47,120.12/65,027.02 = 25,899.96/x
  3. Step 3: Cross multiply
    47,120.12x = 65,027.02 × 25,899.96
  4. Step 4: Simplify right side
    47,120.12x = 1,684,197,216.92
  5. Step 5: Solve for x
    x = 1,684,197,216.92/47,120.12
  6. Step 6: Final answer
    x = 35,742.63

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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.