Home / 22,119.41-30,525.48-12,048.15

Finding the Fourth Proportional to 22,119.41, 30,525.48 and 12,048.15

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Solution

The fourth proportional to 22,119.41, 30,525.48 and 12,048.15 is: 16,626.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.41 : 30,525.48 = 12,048.15 : x
  2. Step 2: Convert to fraction form
    22,119.41/30,525.48 = 12,048.15/x
  3. Step 3: Cross multiply
    22,119.41x = 30,525.48 × 12,048.15
  4. Step 4: Simplify right side
    22,119.41x = 367,775,561.86
  5. Step 5: Solve for x
    x = 367,775,561.86/22,119.41
  6. Step 6: Final answer
    x = 16,626.83

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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.