Home / 36,036.69-49,730.54-20,124.92

Finding the Fourth Proportional to 36,036.69, 49,730.54 and 20,124.92

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Solution

The fourth proportional to 36,036.69, 49,730.54 and 20,124.92 is: 27,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,036.69 : 49,730.54 = 20,124.92 : x
  2. Step 2: Convert to fraction form
    36,036.69/49,730.54 = 20,124.92/x
  3. Step 3: Cross multiply
    36,036.69x = 49,730.54 × 20,124.92
  4. Step 4: Simplify right side
    36,036.69x = 1,000,822,789.78
  5. Step 5: Solve for x
    x = 1,000,822,789.78/36,036.69
  6. Step 6: Final answer
    x = 27,772.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.