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Finding the Fourth Proportional to 32,364.62, 44,676.94 and 21,760.40

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Solution

The fourth proportional to 32,364.62, 44,676.94 and 21,760.40 is: 30,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364.62 : 44,676.94 = 21,760.40 : x
  2. Step 2: Convert to fraction form
    32,364.62/44,676.94 = 21,760.40/x
  3. Step 3: Cross multiply
    32,364.62x = 44,676.94 × 21,760.40
  4. Step 4: Simplify right side
    32,364.62x = 972,188,085.18
  5. Step 5: Solve for x
    x = 972,188,085.18/32,364.62
  6. Step 6: Final answer
    x = 30,038.61

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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.