Home / 12,037.07-18,055.66-7,903.24

Finding the Fourth Proportional to 12,037.07, 18,055.66 and 7,903.24

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Solution

The fourth proportional to 12,037.07, 18,055.66 and 7,903.24 is: 11,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.07 : 18,055.66 = 7,903.24 : x
  2. Step 2: Convert to fraction form
    12,037.07/18,055.66 = 7,903.24/x
  3. Step 3: Cross multiply
    12,037.07x = 18,055.66 × 7,903.24
  4. Step 4: Simplify right side
    12,037.07x = 142,698,149.44
  5. Step 5: Solve for x
    x = 142,698,149.44/12,037.07
  6. Step 6: Final answer
    x = 11,854.89

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Similar ratio
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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.