Home / 12,023.64-18,037.40-3,703.66

Finding the Fourth Proportional to 12,023.64, 18,037.40 and 3,703.66

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Solution

The fourth proportional to 12,023.64, 18,037.40 and 3,703.66 is: 5,556.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.64 : 18,037.40 = 3,703.66 : x
  2. Step 2: Convert to fraction form
    12,023.64/18,037.40 = 3,703.66/x
  3. Step 3: Cross multiply
    12,023.64x = 18,037.40 × 3,703.66
  4. Step 4: Simplify right side
    12,023.64x = 66,804,306.70
  5. Step 5: Solve for x
    x = 66,804,306.70/12,023.64
  6. Step 6: Final answer
    x = 5,556.08

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1.5x scale

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.