Home / 35,418.87-53,114.13-15,684.03

Finding the Fourth Proportional to 35,418.87, 53,114.13 and 15,684.03

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Solution

The fourth proportional to 35,418.87, 53,114.13 and 15,684.03 is: 23,519.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,418.87 : 53,114.13 = 15,684.03 : x
  2. Step 2: Convert to fraction form
    35,418.87/53,114.13 = 15,684.03/x
  3. Step 3: Cross multiply
    35,418.87x = 53,114.13 × 15,684.03
  4. Step 4: Simplify right side
    35,418.87x = 833,043,608.34
  5. Step 5: Solve for x
    x = 833,043,608.34/35,418.87
  6. Step 6: Final answer
    x = 23,519.77

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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.