Home / 36,181.47-54,280.80-15,109.77

Finding the Fourth Proportional to 36,181.47, 54,280.80 and 15,109.77

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Solution

The fourth proportional to 36,181.47, 54,280.80 and 15,109.77 is: 22,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.47 : 54,280.80 = 15,109.77 : x
  2. Step 2: Convert to fraction form
    36,181.47/54,280.80 = 15,109.77/x
  3. Step 3: Cross multiply
    36,181.47x = 54,280.80 × 15,109.77
  4. Step 4: Simplify right side
    36,181.47x = 820,170,403.42
  5. Step 5: Solve for x
    x = 820,170,403.42/36,181.47
  6. Step 6: Final answer
    x = 22,668.24

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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.