Home / 14,600.74-21,821.09-10,660.30

Finding the Fourth Proportional to 14,600.74, 21,821.09 and 10,660.30

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Solution

The fourth proportional to 14,600.74, 21,821.09 and 10,660.30 is: 15,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.74 : 21,821.09 = 10,660.30 : x
  2. Step 2: Convert to fraction form
    14,600.74/21,821.09 = 10,660.30/x
  3. Step 3: Cross multiply
    14,600.74x = 21,821.09 × 10,660.30
  4. Step 4: Simplify right side
    14,600.74x = 232,619,256.62
  5. Step 5: Solve for x
    x = 232,619,256.62/14,600.74
  6. Step 6: Final answer
    x = 15,932.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.