Home / 21,638.67-32,444.05-8,492.37

Finding the Fourth Proportional to 21,638.67, 32,444.05 and 8,492.37

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Solution

The fourth proportional to 21,638.67, 32,444.05 and 8,492.37 is: 12,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,638.67 : 32,444.05 = 8,492.37 : x
  2. Step 2: Convert to fraction form
    21,638.67/32,444.05 = 8,492.37/x
  3. Step 3: Cross multiply
    21,638.67x = 32,444.05 × 8,492.37
  4. Step 4: Simplify right side
    21,638.67x = 275,526,876.90
  5. Step 5: Solve for x
    x = 275,526,876.90/21,638.67
  6. Step 6: Final answer
    x = 12,733.08

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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.