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Finding the Fourth Proportional to 11,228.03, 16,831.03 and 9,565.91

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Solution

The fourth proportional to 11,228.03, 16,831.03 and 9,565.91 is: 14,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.03 : 16,831.03 = 9,565.91 : x
  2. Step 2: Convert to fraction form
    11,228.03/16,831.03 = 9,565.91/x
  3. Step 3: Cross multiply
    11,228.03x = 16,831.03 × 9,565.91
  4. Step 4: Simplify right side
    11,228.03x = 161,004,118.19
  5. Step 5: Solve for x
    x = 161,004,118.19/11,228.03
  6. Step 6: Final answer
    x = 14,339.48

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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.