Home / 52,892.34-79,369.68-19,635.76

Finding the Fourth Proportional to 52,892.34, 79,369.68 and 19,635.76

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Solution

The fourth proportional to 52,892.34, 79,369.68 and 19,635.76 is: 29,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,892.34 : 79,369.68 = 19,635.76 : x
  2. Step 2: Convert to fraction form
    52,892.34/79,369.68 = 19,635.76/x
  3. Step 3: Cross multiply
    52,892.34x = 79,369.68 × 19,635.76
  4. Step 4: Simplify right side
    52,892.34x = 1,558,483,987.76
  5. Step 5: Solve for x
    x = 1,558,483,987.76/52,892.34
  6. Step 6: Final answer
    x = 29,465.21

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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.