Home / 22,223.16-30,644.88-17,188.20

Finding the Fourth Proportional to 22,223.16, 30,644.88 and 17,188.20

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Solution

The fourth proportional to 22,223.16, 30,644.88 and 17,188.20 is: 23,701.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.16 : 30,644.88 = 17,188.20 : x
  2. Step 2: Convert to fraction form
    22,223.16/30,644.88 = 17,188.20/x
  3. Step 3: Cross multiply
    22,223.16x = 30,644.88 × 17,188.20
  4. Step 4: Simplify right side
    22,223.16x = 526,730,326.42
  5. Step 5: Solve for x
    x = 526,730,326.42/22,223.16
  6. Step 6: Final answer
    x = 23,701.86

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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.