Home / 47,321.28-65,282.40-33,168.96

Finding the Fourth Proportional to 47,321.28, 65,282.40 and 33,168.96

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Solution

The fourth proportional to 47,321.28, 65,282.40 and 33,168.96 is: 45,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321.28 : 65,282.40 = 33,168.96 : x
  2. Step 2: Convert to fraction form
    47,321.28/65,282.40 = 33,168.96/x
  3. Step 3: Cross multiply
    47,321.28x = 65,282.40 × 33,168.96
  4. Step 4: Simplify right side
    47,321.28x = 2,165,349,314.30
  5. Step 5: Solve for x
    x = 2,165,349,314.30/47,321.28
  6. Step 6: Final answer
    x = 45,758.47

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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.