Home / 22,277.18-30,741.18-12,203.84

Finding the Fourth Proportional to 22,277.18, 30,741.18 and 12,203.84

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Solution

The fourth proportional to 22,277.18, 30,741.18 and 12,203.84 is: 16,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.18 : 30,741.18 = 12,203.84 : x
  2. Step 2: Convert to fraction form
    22,277.18/30,741.18 = 12,203.84/x
  3. Step 3: Cross multiply
    22,277.18x = 30,741.18 × 12,203.84
  4. Step 4: Simplify right side
    22,277.18x = 375,160,442.13
  5. Step 5: Solve for x
    x = 375,160,442.13/22,277.18
  6. Step 6: Final answer
    x = 16,840.57

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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.