Home / 35,616.38-49,154.38-20,513.02

Finding the Fourth Proportional to 35,616.38, 49,154.38 and 20,513.02

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Solution

The fourth proportional to 35,616.38, 49,154.38 and 20,513.02 is: 28,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,616.38 : 49,154.38 = 20,513.02 : x
  2. Step 2: Convert to fraction form
    35,616.38/49,154.38 = 20,513.02/x
  3. Step 3: Cross multiply
    35,616.38x = 49,154.38 × 20,513.02
  4. Step 4: Simplify right side
    35,616.38x = 1,008,304,780.03
  5. Step 5: Solve for x
    x = 1,008,304,780.03/35,616.38
  6. Step 6: Final answer
    x = 28,310.14

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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.