Home / 47,133.08-65,037.36-29,221.58

Finding the Fourth Proportional to 47,133.08, 65,037.36 and 29,221.58

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Solution

The fourth proportional to 47,133.08, 65,037.36 and 29,221.58 is: 40,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,133.08 : 65,037.36 = 29,221.58 : x
  2. Step 2: Convert to fraction form
    47,133.08/65,037.36 = 29,221.58/x
  3. Step 3: Cross multiply
    47,133.08x = 65,037.36 × 29,221.58
  4. Step 4: Simplify right side
    47,133.08x = 1,900,494,418.23
  5. Step 5: Solve for x
    x = 1,900,494,418.23/47,133.08
  6. Step 6: Final answer
    x = 40,321.88

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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.