Home / 12,867.12-19,304.60-6,292.35

Finding the Fourth Proportional to 12,867.12, 19,304.60 and 6,292.35

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Solution

The fourth proportional to 12,867.12, 19,304.60 and 6,292.35 is: 9,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867.12 : 19,304.60 = 6,292.35 : x
  2. Step 2: Convert to fraction form
    12,867.12/19,304.60 = 6,292.35/x
  3. Step 3: Cross multiply
    12,867.12x = 19,304.60 × 6,292.35
  4. Step 4: Simplify right side
    12,867.12x = 121,471,268.35
  5. Step 5: Solve for x
    x = 121,471,268.35/12,867.12
  6. Step 6: Final answer
    x = 9,440.44

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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.