Home / 19,156.32-26,434.08-11,197.62

Finding the Fourth Proportional to 19,156.32, 26,434.08 and 11,197.62

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Solution

The fourth proportional to 19,156.32, 26,434.08 and 11,197.62 is: 15,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.32 : 26,434.08 = 11,197.62 : x
  2. Step 2: Convert to fraction form
    19,156.32/26,434.08 = 11,197.62/x
  3. Step 3: Cross multiply
    19,156.32x = 26,434.08 × 11,197.62
  4. Step 4: Simplify right side
    19,156.32x = 295,998,782.89
  5. Step 5: Solve for x
    x = 295,998,782.89/19,156.32
  6. Step 6: Final answer
    x = 15,451.76

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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.