Home / 52,483.13-78,716.58-19,195.41

Finding the Fourth Proportional to 52,483.13, 78,716.58 and 19,195.41

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Solution

The fourth proportional to 52,483.13, 78,716.58 and 19,195.41 is: 28,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,483.13 : 78,716.58 = 19,195.41 : x
  2. Step 2: Convert to fraction form
    52,483.13/78,716.58 = 19,195.41/x
  3. Step 3: Cross multiply
    52,483.13x = 78,716.58 × 19,195.41
  4. Step 4: Simplify right side
    52,483.13x = 1,510,996,758.12
  5. Step 5: Solve for x
    x = 1,510,996,758.12/52,483.13
  6. Step 6: Final answer
    x = 28,790.14

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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.