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Finding the Fourth Proportional to 35,568.62, 49,089.62 and 20,461.01

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Solution

The fourth proportional to 35,568.62, 49,089.62 and 20,461.01 is: 28,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.62 : 49,089.62 = 20,461.01 : x
  2. Step 2: Convert to fraction form
    35,568.62/49,089.62 = 20,461.01/x
  3. Step 3: Cross multiply
    35,568.62x = 49,089.62 × 20,461.01
  4. Step 4: Simplify right side
    35,568.62x = 1,004,422,857.96
  5. Step 5: Solve for x
    x = 1,004,422,857.96/35,568.62
  6. Step 6: Final answer
    x = 28,239.01

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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.