Home / 12,032.87-18,037.19-5,016.77

Finding the Fourth Proportional to 12,032.87, 18,037.19 and 5,016.77

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Solution

The fourth proportional to 12,032.87, 18,037.19 and 5,016.77 is: 7,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.87 : 18,037.19 = 5,016.77 : x
  2. Step 2: Convert to fraction form
    12,032.87/18,037.19 = 5,016.77/x
  3. Step 3: Cross multiply
    12,032.87x = 18,037.19 × 5,016.77
  4. Step 4: Simplify right side
    12,032.87x = 90,488,318.41
  5. Step 5: Solve for x
    x = 90,488,318.41/12,032.87
  6. Step 6: Final answer
    x = 7,520.10

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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.