Home / 16,850.56-23,244.96-12,864.80

Finding the Fourth Proportional to 16,850.56, 23,244.96 and 12,864.80

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Solution

The fourth proportional to 16,850.56, 23,244.96 and 12,864.80 is: 17,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.56 : 23,244.96 = 12,864.80 : x
  2. Step 2: Convert to fraction form
    16,850.56/23,244.96 = 12,864.80/x
  3. Step 3: Cross multiply
    16,850.56x = 23,244.96 × 12,864.80
  4. Step 4: Simplify right side
    16,850.56x = 299,041,761.41
  5. Step 5: Solve for x
    x = 299,041,761.41/16,850.56
  6. Step 6: Final answer
    x = 17,746.70

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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.