Home / 22,218.54-30,658.23-14,261.82

Finding the Fourth Proportional to 22,218.54, 30,658.23 and 14,261.82

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Solution

The fourth proportional to 22,218.54, 30,658.23 and 14,261.82 is: 19,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.54 : 30,658.23 = 14,261.82 : x
  2. Step 2: Convert to fraction form
    22,218.54/30,658.23 = 14,261.82/x
  3. Step 3: Cross multiply
    22,218.54x = 30,658.23 × 14,261.82
  4. Step 4: Simplify right side
    22,218.54x = 437,242,157.78
  5. Step 5: Solve for x
    x = 437,242,157.78/22,218.54
  6. Step 6: Final answer
    x = 19,679.16

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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.