Home / 12,326.07-18,489.06-5,748.60

Finding the Fourth Proportional to 12,326.07, 18,489.06 and 5,748.60

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Solution

The fourth proportional to 12,326.07, 18,489.06 and 5,748.60 is: 8,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.07 : 18,489.06 = 5,748.60 : x
  2. Step 2: Convert to fraction form
    12,326.07/18,489.06 = 5,748.60/x
  3. Step 3: Cross multiply
    12,326.07x = 18,489.06 × 5,748.60
  4. Step 4: Simplify right side
    12,326.07x = 106,286,210.32
  5. Step 5: Solve for x
    x = 106,286,210.32/12,326.07
  6. Step 6: Final answer
    x = 8,622.88

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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.