Home / 36,775.69-55,152.19-19,235.95

Finding the Fourth Proportional to 36,775.69, 55,152.19 and 19,235.95

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Solution

The fourth proportional to 36,775.69, 55,152.19 and 19,235.95 is: 28,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,775.69 : 55,152.19 = 19,235.95 : x
  2. Step 2: Convert to fraction form
    36,775.69/55,152.19 = 19,235.95/x
  3. Step 3: Cross multiply
    36,775.69x = 55,152.19 × 19,235.95
  4. Step 4: Simplify right side
    36,775.69x = 1,060,904,769.23
  5. Step 5: Solve for x
    x = 1,060,904,769.23/36,775.69
  6. Step 6: Final answer
    x = 28,847.99

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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.