Home / 18,514.94-25,562.40-11,445.44

Finding the Fourth Proportional to 18,514.94, 25,562.40 and 11,445.44

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Solution

The fourth proportional to 18,514.94, 25,562.40 and 11,445.44 is: 15,801.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.94 : 25,562.40 = 11,445.44 : x
  2. Step 2: Convert to fraction form
    18,514.94/25,562.40 = 11,445.44/x
  3. Step 3: Cross multiply
    18,514.94x = 25,562.40 × 11,445.44
  4. Step 4: Simplify right side
    18,514.94x = 292,572,915.46
  5. Step 5: Solve for x
    x = 292,572,915.46/18,514.94
  6. Step 6: Final answer
    x = 15,801.99

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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.