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Finding the Fourth Proportional to 35,495.58, 53,198.14 and 18,863.58

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Solution

The fourth proportional to 35,495.58, 53,198.14 and 18,863.58 is: 28,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.58 : 53,198.14 = 18,863.58 : x
  2. Step 2: Convert to fraction form
    35,495.58/53,198.14 = 18,863.58/x
  3. Step 3: Cross multiply
    35,495.58x = 53,198.14 × 18,863.58
  4. Step 4: Simplify right side
    35,495.58x = 1,003,507,369.74
  5. Step 5: Solve for x
    x = 1,003,507,369.74/35,495.58
  6. Step 6: Final answer
    x = 28,271.33

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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.