Home / 21,964.74-30,314.07-16,924.86

Finding the Fourth Proportional to 21,964.74, 30,314.07 and 16,924.86

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Solution

The fourth proportional to 21,964.74, 30,314.07 and 16,924.86 is: 23,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,964.74 : 30,314.07 = 16,924.86 : x
  2. Step 2: Convert to fraction form
    21,964.74/30,314.07 = 16,924.86/x
  3. Step 3: Cross multiply
    21,964.74x = 30,314.07 × 16,924.86
  4. Step 4: Simplify right side
    21,964.74x = 513,061,390.78
  5. Step 5: Solve for x
    x = 513,061,390.78/21,964.74
  6. Step 6: Final answer
    x = 23,358.41

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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.