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Finding the Fourth Proportional to 32,144.79, 48,219.48 and 9,955.32

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Solution

The fourth proportional to 32,144.79, 48,219.48 and 9,955.32 is: 14,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,144.79 : 48,219.48 = 9,955.32 : x
  2. Step 2: Convert to fraction form
    32,144.79/48,219.48 = 9,955.32/x
  3. Step 3: Cross multiply
    32,144.79x = 48,219.48 × 9,955.32
  4. Step 4: Simplify right side
    32,144.79x = 480,040,353.63
  5. Step 5: Solve for x
    x = 480,040,353.63/32,144.79
  6. Step 6: Final answer
    x = 14,933.69

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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.