Home / 22,224.13-30,669.08-12,152.47

Finding the Fourth Proportional to 22,224.13, 30,669.08 and 12,152.47

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Solution

The fourth proportional to 22,224.13, 30,669.08 and 12,152.47 is: 16,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.13 : 30,669.08 = 12,152.47 : x
  2. Step 2: Convert to fraction form
    22,224.13/30,669.08 = 12,152.47/x
  3. Step 3: Cross multiply
    22,224.13x = 30,669.08 × 12,152.47
  4. Step 4: Simplify right side
    22,224.13x = 372,705,028.34
  5. Step 5: Solve for x
    x = 372,705,028.34/22,224.13
  6. Step 6: Final answer
    x = 16,770.29

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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.