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Finding the Fourth Proportional to 32,551.52, 48,831.18 and 11,487.21

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Solution

The fourth proportional to 32,551.52, 48,831.18 and 11,487.21 is: 17,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,551.52 : 48,831.18 = 11,487.21 : x
  2. Step 2: Convert to fraction form
    32,551.52/48,831.18 = 11,487.21/x
  3. Step 3: Cross multiply
    32,551.52x = 48,831.18 × 11,487.21
  4. Step 4: Simplify right side
    32,551.52x = 560,933,775.05
  5. Step 5: Solve for x
    x = 560,933,775.05/32,551.52
  6. Step 6: Final answer
    x = 17,232.19

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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.