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Finding the Fourth Proportional to 32,622.90, 48,929.06 and 9,243.86

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Solution

The fourth proportional to 32,622.90, 48,929.06 and 9,243.86 is: 13,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,622.90 : 48,929.06 = 9,243.86 : x
  2. Step 2: Convert to fraction form
    32,622.90/48,929.06 = 9,243.86/x
  3. Step 3: Cross multiply
    32,622.90x = 48,929.06 × 9,243.86
  4. Step 4: Simplify right side
    32,622.90x = 452,293,380.57
  5. Step 5: Solve for x
    x = 452,293,380.57/32,622.90
  6. Step 6: Final answer
    x = 13,864.29

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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.