Home / 19,151.83-26,429.66-11,192.47

Finding the Fourth Proportional to 19,151.83, 26,429.66 and 11,192.47

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Solution

The fourth proportional to 19,151.83, 26,429.66 and 11,192.47 is: 15,445.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.83 : 26,429.66 = 11,192.47 : x
  2. Step 2: Convert to fraction form
    19,151.83/26,429.66 = 11,192.47/x
  3. Step 3: Cross multiply
    19,151.83x = 26,429.66 × 11,192.47
  4. Step 4: Simplify right side
    19,151.83x = 295,813,176.66
  5. Step 5: Solve for x
    x = 295,813,176.66/19,151.83
  6. Step 6: Final answer
    x = 15,445.69

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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.