Home / 15,011.86-22,511.37-5,152.13

Finding the Fourth Proportional to 15,011.86, 22,511.37 and 5,152.13

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Solution

The fourth proportional to 15,011.86, 22,511.37 and 5,152.13 is: 7,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.86 : 22,511.37 = 5,152.13 : x
  2. Step 2: Convert to fraction form
    15,011.86/22,511.37 = 5,152.13/x
  3. Step 3: Cross multiply
    15,011.86x = 22,511.37 × 5,152.13
  4. Step 4: Simplify right side
    15,011.86x = 115,981,504.72
  5. Step 5: Solve for x
    x = 115,981,504.72/15,011.86
  6. Step 6: Final answer
    x = 7,725.99

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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.