Home / 21,495.48-32,251.32-8,348.64

Finding the Fourth Proportional to 21,495.48, 32,251.32 and 8,348.64

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Solution

The fourth proportional to 21,495.48, 32,251.32 and 8,348.64 is: 12,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.48 : 32,251.32 = 8,348.64 : x
  2. Step 2: Convert to fraction form
    21,495.48/32,251.32 = 8,348.64/x
  3. Step 3: Cross multiply
    21,495.48x = 32,251.32 × 8,348.64
  4. Step 4: Simplify right side
    21,495.48x = 269,254,660.20
  5. Step 5: Solve for x
    x = 269,254,660.20/21,495.48
  6. Step 6: Final answer
    x = 12,526.11

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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.