Home / 30,218.24-45,310.72-10,495.20

Finding the Fourth Proportional to 30,218.24, 45,310.72 and 10,495.20

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Solution

The fourth proportional to 30,218.24, 45,310.72 and 10,495.20 is: 15,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.24 : 45,310.72 = 10,495.20 : x
  2. Step 2: Convert to fraction form
    30,218.24/45,310.72 = 10,495.20/x
  3. Step 3: Cross multiply
    30,218.24x = 45,310.72 × 10,495.20
  4. Step 4: Simplify right side
    30,218.24x = 475,545,068.54
  5. Step 5: Solve for x
    x = 475,545,068.54/30,218.24
  6. Step 6: Final answer
    x = 15,737.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.