Home / 36,818.72-50,807.42-21,710.66

Finding the Fourth Proportional to 36,818.72, 50,807.42 and 21,710.66

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Solution

The fourth proportional to 36,818.72, 50,807.42 and 21,710.66 is: 29,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,818.72 : 50,807.42 = 21,710.66 : x
  2. Step 2: Convert to fraction form
    36,818.72/50,807.42 = 21,710.66/x
  3. Step 3: Cross multiply
    36,818.72x = 50,807.42 × 21,710.66
  4. Step 4: Simplify right side
    36,818.72x = 1,103,062,621.10
  5. Step 5: Solve for x
    x = 1,103,062,621.10/36,818.72
  6. Step 6: Final answer
    x = 29,959.29

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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.