Home / 14,342.08-19,778.28-9,304.44

Finding the Fourth Proportional to 14,342.08, 19,778.28 and 9,304.44

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Solution

The fourth proportional to 14,342.08, 19,778.28 and 9,304.44 is: 12,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.08 : 19,778.28 = 9,304.44 : x
  2. Step 2: Convert to fraction form
    14,342.08/19,778.28 = 9,304.44/x
  3. Step 3: Cross multiply
    14,342.08x = 19,778.28 × 9,304.44
  4. Step 4: Simplify right side
    14,342.08x = 184,025,819.56
  5. Step 5: Solve for x
    x = 184,025,819.56/14,342.08
  6. Step 6: Final answer
    x = 12,831.18

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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.