Home / 26,767.50-36,940.31-14,830.80

Finding the Fourth Proportional to 26,767.50, 36,940.31 and 14,830.80

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Solution

The fourth proportional to 26,767.50, 36,940.31 and 14,830.80 is: 20,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.50 : 36,940.31 = 14,830.80 : x
  2. Step 2: Convert to fraction form
    26,767.50/36,940.31 = 14,830.80/x
  3. Step 3: Cross multiply
    26,767.50x = 36,940.31 × 14,830.80
  4. Step 4: Simplify right side
    26,767.50x = 547,854,349.55
  5. Step 5: Solve for x
    x = 547,854,349.55/26,767.50
  6. Step 6: Final answer
    x = 20,467.15

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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.