Home / 12,518.12-18,752.06-5,950.64

Finding the Fourth Proportional to 12,518.12, 18,752.06 and 5,950.64

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Solution

The fourth proportional to 12,518.12, 18,752.06 and 5,950.64 is: 8,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518.12 : 18,752.06 = 5,950.64 : x
  2. Step 2: Convert to fraction form
    12,518.12/18,752.06 = 5,950.64/x
  3. Step 3: Cross multiply
    12,518.12x = 18,752.06 × 5,950.64
  4. Step 4: Simplify right side
    12,518.12x = 111,586,758.32
  5. Step 5: Solve for x
    x = 111,586,758.32/12,518.12
  6. Step 6: Final answer
    x = 8,914.02

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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.