Home / 19,164.64-26,432.20-12,452.42

Finding the Fourth Proportional to 19,164.64, 26,432.20 and 12,452.42

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Solution

The fourth proportional to 19,164.64, 26,432.20 and 12,452.42 is: 17,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.64 : 26,432.20 = 12,452.42 : x
  2. Step 2: Convert to fraction form
    19,164.64/26,432.20 = 12,452.42/x
  3. Step 3: Cross multiply
    19,164.64x = 26,432.20 × 12,452.42
  4. Step 4: Simplify right side
    19,164.64x = 329,144,855.92
  5. Step 5: Solve for x
    x = 329,144,855.92/19,164.64
  6. Step 6: Final answer
    x = 17,174.59

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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.