Home / 19,053.64-28,579.58-5,202.68

Finding the Fourth Proportional to 19,053.64, 28,579.58 and 5,202.68

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Solution

The fourth proportional to 19,053.64, 28,579.58 and 5,202.68 is: 7,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.64 : 28,579.58 = 5,202.68 : x
  2. Step 2: Convert to fraction form
    19,053.64/28,579.58 = 5,202.68/x
  3. Step 3: Cross multiply
    19,053.64x = 28,579.58 × 5,202.68
  4. Step 4: Simplify right side
    19,053.64x = 148,690,409.27
  5. Step 5: Solve for x
    x = 148,690,409.27/19,053.64
  6. Step 6: Final answer
    x = 7,803.78

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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.