Home / 34,922.86-52,394.59-20,142.38

Finding the Fourth Proportional to 34,922.86, 52,394.59 and 20,142.38

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Solution

The fourth proportional to 34,922.86, 52,394.59 and 20,142.38 is: 30,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,922.86 : 52,394.59 = 20,142.38 : x
  2. Step 2: Convert to fraction form
    34,922.86/52,394.59 = 20,142.38/x
  3. Step 3: Cross multiply
    34,922.86x = 52,394.59 × 20,142.38
  4. Step 4: Simplify right side
    34,922.86x = 1,055,351,741.72
  5. Step 5: Solve for x
    x = 1,055,351,741.72/34,922.86
  6. Step 6: Final answer
    x = 30,219.51

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1.5x scale

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.