Home / 19,445.16-29,196.90-11,134.56

Finding the Fourth Proportional to 19,445.16, 29,196.90 and 11,134.56

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Solution

The fourth proportional to 19,445.16, 29,196.90 and 11,134.56 is: 16,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,445.16 : 29,196.90 = 11,134.56 : x
  2. Step 2: Convert to fraction form
    19,445.16/29,196.90 = 11,134.56/x
  3. Step 3: Cross multiply
    19,445.16x = 29,196.90 × 11,134.56
  4. Step 4: Simplify right side
    19,445.16x = 325,094,634.86
  5. Step 5: Solve for x
    x = 325,094,634.86/19,445.16
  6. Step 6: Final answer
    x = 16,718.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.