Home / 19,134.30-28,703.60-5,094.87

Finding the Fourth Proportional to 19,134.30, 28,703.60 and 5,094.87

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Solution

The fourth proportional to 19,134.30, 28,703.60 and 5,094.87 is: 7,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.30 : 28,703.60 = 5,094.87 : x
  2. Step 2: Convert to fraction form
    19,134.30/28,703.60 = 5,094.87/x
  3. Step 3: Cross multiply
    19,134.30x = 28,703.60 × 5,094.87
  4. Step 4: Simplify right side
    19,134.30x = 146,241,110.53
  5. Step 5: Solve for x
    x = 146,241,110.53/19,134.30
  6. Step 6: Final answer
    x = 7,642.88

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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.