Home / 36,235.52-49,993.24-21,124.76

Finding the Fourth Proportional to 36,235.52, 49,993.24 and 21,124.76

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Solution

The fourth proportional to 36,235.52, 49,993.24 and 21,124.76 is: 29,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.52 : 49,993.24 = 21,124.76 : x
  2. Step 2: Convert to fraction form
    36,235.52/49,993.24 = 21,124.76/x
  3. Step 3: Cross multiply
    36,235.52x = 49,993.24 × 21,124.76
  4. Step 4: Simplify right side
    36,235.52x = 1,056,095,196.62
  5. Step 5: Solve for x
    x = 1,056,095,196.62/36,235.52
  6. Step 6: Final answer
    x = 29,145.30

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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.