Home / 12,037.04-18,055.62-4,245.86

Finding the Fourth Proportional to 12,037.04, 18,055.62 and 4,245.86

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Solution

The fourth proportional to 12,037.04, 18,055.62 and 4,245.86 is: 6,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.04 : 18,055.62 = 4,245.86 : x
  2. Step 2: Convert to fraction form
    12,037.04/18,055.62 = 4,245.86/x
  3. Step 3: Cross multiply
    12,037.04x = 18,055.62 × 4,245.86
  4. Step 4: Simplify right side
    12,037.04x = 76,661,558.89
  5. Step 5: Solve for x
    x = 76,661,558.89/12,037.04
  6. Step 6: Final answer
    x = 6,368.80

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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.