Home / 14,577.17-21,837.14-7,561.76

Finding the Fourth Proportional to 14,577.17, 21,837.14 and 7,561.76

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Solution

The fourth proportional to 14,577.17, 21,837.14 and 7,561.76 is: 11,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.17 : 21,837.14 = 7,561.76 : x
  2. Step 2: Convert to fraction form
    14,577.17/21,837.14 = 7,561.76/x
  3. Step 3: Cross multiply
    14,577.17x = 21,837.14 × 7,561.76
  4. Step 4: Simplify right side
    14,577.17x = 165,127,135.66
  5. Step 5: Solve for x
    x = 165,127,135.66/14,577.17
  6. Step 6: Final answer
    x = 11,327.79

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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.