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Finding the Fourth Proportional to 35,568.70, 53,282.85 and 18,051.10

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Solution

The fourth proportional to 35,568.70, 53,282.85 and 18,051.10 is: 27,041.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.70 : 53,282.85 = 18,051.10 : x
  2. Step 2: Convert to fraction form
    35,568.70/53,282.85 = 18,051.10/x
  3. Step 3: Cross multiply
    35,568.70x = 53,282.85 × 18,051.10
  4. Step 4: Simplify right side
    35,568.70x = 961,814,053.64
  5. Step 5: Solve for x
    x = 961,814,053.64/35,568.70
  6. Step 6: Final answer
    x = 27,041.02

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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.