Home / 21,677.03-32,518.15-7,634.16

Finding the Fourth Proportional to 21,677.03, 32,518.15 and 7,634.16

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Solution

The fourth proportional to 21,677.03, 32,518.15 and 7,634.16 is: 11,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677.03 : 32,518.15 = 7,634.16 : x
  2. Step 2: Convert to fraction form
    21,677.03/32,518.15 = 7,634.16/x
  3. Step 3: Cross multiply
    21,677.03x = 32,518.15 × 7,634.16
  4. Step 4: Simplify right side
    21,677.03x = 248,248,647.60
  5. Step 5: Solve for x
    x = 248,248,647.60/21,677.03
  6. Step 6: Final answer
    x = 11,452.15

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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.