Home / 19,134.74-28,703.33-5,094.54

Finding the Fourth Proportional to 19,134.74, 28,703.33 and 5,094.54

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Solution

The fourth proportional to 19,134.74, 28,703.33 and 5,094.54 is: 7,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.74 : 28,703.33 = 5,094.54 : x
  2. Step 2: Convert to fraction form
    19,134.74/28,703.33 = 5,094.54/x
  3. Step 3: Cross multiply
    19,134.74x = 28,703.33 × 5,094.54
  4. Step 4: Simplify right side
    19,134.74x = 146,230,262.82
  5. Step 5: Solve for x
    x = 146,230,262.82/19,134.74
  6. Step 6: Final answer
    x = 7,642.13

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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.