Home / 19,104.86-28,658.40-5,064.54

Finding the Fourth Proportional to 19,104.86, 28,658.40 and 5,064.54

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Solution

The fourth proportional to 19,104.86, 28,658.40 and 5,064.54 is: 7,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.86 : 28,658.40 = 5,064.54 : x
  2. Step 2: Convert to fraction form
    19,104.86/28,658.40 = 5,064.54/x
  3. Step 3: Cross multiply
    19,104.86x = 28,658.40 × 5,064.54
  4. Step 4: Simplify right side
    19,104.86x = 145,141,613.14
  5. Step 5: Solve for x
    x = 145,141,613.14/19,104.86
  6. Step 6: Final answer
    x = 7,597.10

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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.