Home / 47,037.30-70,556.22-11,977.02

Finding the Fourth Proportional to 47,037.30, 70,556.22 and 11,977.02

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Solution

The fourth proportional to 47,037.30, 70,556.22 and 11,977.02 is: 17,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,037.30 : 70,556.22 = 11,977.02 : x
  2. Step 2: Convert to fraction form
    47,037.30/70,556.22 = 11,977.02/x
  3. Step 3: Cross multiply
    47,037.30x = 70,556.22 × 11,977.02
  4. Step 4: Simplify right side
    47,037.30x = 845,053,258.06
  5. Step 5: Solve for x
    x = 845,053,258.06/47,037.30
  6. Step 6: Final answer
    x = 17,965.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.