Home / 35,786.34-53,646.66-12,396.42

Finding the Fourth Proportional to 35,786.34, 53,646.66 and 12,396.42

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Solution

The fourth proportional to 35,786.34, 53,646.66 and 12,396.42 is: 18,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,786.34 : 53,646.66 = 12,396.42 : x
  2. Step 2: Convert to fraction form
    35,786.34/53,646.66 = 12,396.42/x
  3. Step 3: Cross multiply
    35,786.34x = 53,646.66 × 12,396.42
  4. Step 4: Simplify right side
    35,786.34x = 665,026,528.96
  5. Step 5: Solve for x
    x = 665,026,528.96/35,786.34
  6. Step 6: Final answer
    x = 18,583.25

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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.