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Finding the Fourth Proportional to 35,998.20, 53,900.10 and 35,998.20

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Solution

The fourth proportional to 35,998.20, 53,900.10 and 35,998.20 is: 53,900.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,998.20 : 53,900.10 = 35,998.20 : x
  2. Step 2: Convert to fraction form
    35,998.20/53,900.10 = 35,998.20/x
  3. Step 3: Cross multiply
    35,998.20x = 53,900.10 × 35,998.20
  4. Step 4: Simplify right side
    35,998.20x = 1,940,306,579.82
  5. Step 5: Solve for x
    x = 1,940,306,579.82/35,998.20
  6. Step 6: Final answer
    x = 53,900.10

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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.