Home / 12,670.06-19,003.28-4,349.92

Finding the Fourth Proportional to 12,670.06, 19,003.28 and 4,349.92

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Solution

The fourth proportional to 12,670.06, 19,003.28 and 4,349.92 is: 6,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.06 : 19,003.28 = 4,349.92 : x
  2. Step 2: Convert to fraction form
    12,670.06/19,003.28 = 4,349.92/x
  3. Step 3: Cross multiply
    12,670.06x = 19,003.28 × 4,349.92
  4. Step 4: Simplify right side
    12,670.06x = 82,662,747.74
  5. Step 5: Solve for x
    x = 82,662,747.74/12,670.06
  6. Step 6: Final answer
    x = 6,524.26

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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.