Home / 19,042.92-28,513.08-15,518.52

Finding the Fourth Proportional to 19,042.92, 28,513.08 and 15,518.52

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Solution

The fourth proportional to 19,042.92, 28,513.08 and 15,518.52 is: 23,235.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.92 : 28,513.08 = 15,518.52 : x
  2. Step 2: Convert to fraction form
    19,042.92/28,513.08 = 15,518.52/x
  3. Step 3: Cross multiply
    19,042.92x = 28,513.08 × 15,518.52
  4. Step 4: Simplify right side
    19,042.92x = 442,480,802.24
  5. Step 5: Solve for x
    x = 442,480,802.24/19,042.92
  6. Step 6: Final answer
    x = 23,235.97

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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.