Home / 19,151.42-26,429.55-11,599.16

Finding the Fourth Proportional to 19,151.42, 26,429.55 and 11,599.16

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Solution

The fourth proportional to 19,151.42, 26,429.55 and 11,599.16 is: 16,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.42 : 26,429.55 = 11,599.16 : x
  2. Step 2: Convert to fraction form
    19,151.42/26,429.55 = 11,599.16/x
  3. Step 3: Cross multiply
    19,151.42x = 26,429.55 × 11,599.16
  4. Step 4: Simplify right side
    19,151.42x = 306,560,579.18
  5. Step 5: Solve for x
    x = 306,560,579.18/19,151.42
  6. Step 6: Final answer
    x = 16,007.20

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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.