Home / 52,324.93-78,439.92-19,021.47

Finding the Fourth Proportional to 52,324.93, 78,439.92 and 19,021.47

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Solution

The fourth proportional to 52,324.93, 78,439.92 and 19,021.47 is: 28,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,324.93 : 78,439.92 = 19,021.47 : x
  2. Step 2: Convert to fraction form
    52,324.93/78,439.92 = 19,021.47/x
  3. Step 3: Cross multiply
    52,324.93x = 78,439.92 × 19,021.47
  4. Step 4: Simplify right side
    52,324.93x = 1,492,042,489.98
  5. Step 5: Solve for x
    x = 1,492,042,489.98/52,324.93
  6. Step 6: Final answer
    x = 28,514.95

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1.5x scale

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.