Home / 35,784.20-49,381.24-21,452.12

Finding the Fourth Proportional to 35,784.20, 49,381.24 and 21,452.12

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Solution

The fourth proportional to 35,784.20, 49,381.24 and 21,452.12 is: 29,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,784.20 : 49,381.24 = 21,452.12 : x
  2. Step 2: Convert to fraction form
    35,784.20/49,381.24 = 21,452.12/x
  3. Step 3: Cross multiply
    35,784.20x = 49,381.24 × 21,452.12
  4. Step 4: Simplify right side
    35,784.20x = 1,059,332,286.23
  5. Step 5: Solve for x
    x = 1,059,332,286.23/35,784.20
  6. Step 6: Final answer
    x = 29,603.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.