Home / 19,364.94-26,723.62-10,981.44

Finding the Fourth Proportional to 19,364.94, 26,723.62 and 10,981.44

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Solution

The fourth proportional to 19,364.94, 26,723.62 and 10,981.44 is: 15,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.94 : 26,723.62 = 10,981.44 : x
  2. Step 2: Convert to fraction form
    19,364.94/26,723.62 = 10,981.44/x
  3. Step 3: Cross multiply
    19,364.94x = 26,723.62 × 10,981.44
  4. Step 4: Simplify right side
    19,364.94x = 293,463,774.71
  5. Step 5: Solve for x
    x = 293,463,774.71/19,364.94
  6. Step 6: Final answer
    x = 15,154.39

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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.