Home / 19,025.04-28,537.52-5,174

Finding the Fourth Proportional to 19,025.04, 28,537.52 and 5,174

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Solution

The fourth proportional to 19,025.04, 28,537.52 and 5,174 is: 7,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.04 : 28,537.52 = 5,174 : x
  2. Step 2: Convert to fraction form
    19,025.04/28,537.52 = 5,174/x
  3. Step 3: Cross multiply
    19,025.04x = 28,537.52 × 5,174
  4. Step 4: Simplify right side
    19,025.04x = 147,653,128.48
  5. Step 5: Solve for x
    x = 147,653,128.48/19,025.04
  6. Step 6: Final answer
    x = 7,760.99

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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.