Home / 12,036.15-16,610.52-7,257.60

Finding the Fourth Proportional to 12,036.15, 16,610.52 and 7,257.60

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Solution

The fourth proportional to 12,036.15, 16,610.52 and 7,257.60 is: 10,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.15 : 16,610.52 = 7,257.60 : x
  2. Step 2: Convert to fraction form
    12,036.15/16,610.52 = 7,257.60/x
  3. Step 3: Cross multiply
    12,036.15x = 16,610.52 × 7,257.60
  4. Step 4: Simplify right side
    12,036.15x = 120,552,509.95
  5. Step 5: Solve for x
    x = 120,552,509.95/12,036.15
  6. Step 6: Final answer
    x = 10,015.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.