Home / 26,614.80-36,728.37-15,285.02

Finding the Fourth Proportional to 26,614.80, 36,728.37 and 15,285.02

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Solution

The fourth proportional to 26,614.80, 36,728.37 and 15,285.02 is: 21,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,614.80 : 36,728.37 = 15,285.02 : x
  2. Step 2: Convert to fraction form
    26,614.80/36,728.37 = 15,285.02/x
  3. Step 3: Cross multiply
    26,614.80x = 36,728.37 × 15,285.02
  4. Step 4: Simplify right side
    26,614.80x = 561,393,686.38
  5. Step 5: Solve for x
    x = 561,393,686.38/26,614.80
  6. Step 6: Final answer
    x = 21,093.29

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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.