Home / 13,357.42-18,433.91-8,053.94

Finding the Fourth Proportional to 13,357.42, 18,433.91 and 8,053.94

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Solution

The fourth proportional to 13,357.42, 18,433.91 and 8,053.94 is: 11,114.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.42 : 18,433.91 = 8,053.94 : x
  2. Step 2: Convert to fraction form
    13,357.42/18,433.91 = 8,053.94/x
  3. Step 3: Cross multiply
    13,357.42x = 18,433.91 × 8,053.94
  4. Step 4: Simplify right side
    13,357.42x = 148,465,564.84
  5. Step 5: Solve for x
    x = 148,465,564.84/13,357.42
  6. Step 6: Final answer
    x = 11,114.84

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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.