Home / 19,156.29-26,429.52-11,600.20

Finding the Fourth Proportional to 19,156.29, 26,429.52 and 11,600.20

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Solution

The fourth proportional to 19,156.29, 26,429.52 and 11,600.20 is: 16,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.29 : 26,429.52 = 11,600.20 : x
  2. Step 2: Convert to fraction form
    19,156.29/26,429.52 = 11,600.20/x
  3. Step 3: Cross multiply
    19,156.29x = 26,429.52 × 11,600.20
  4. Step 4: Simplify right side
    19,156.29x = 306,587,717.90
  5. Step 5: Solve for x
    x = 306,587,717.90/19,156.29
  6. Step 6: Final answer
    x = 16,004.55

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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.