Home / 36,726.98-50,674.89-20,807.78

Finding the Fourth Proportional to 36,726.98, 50,674.89 and 20,807.78

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Solution

The fourth proportional to 36,726.98, 50,674.89 and 20,807.78 is: 28,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726.98 : 50,674.89 = 20,807.78 : x
  2. Step 2: Convert to fraction form
    36,726.98/50,674.89 = 20,807.78/x
  3. Step 3: Cross multiply
    36,726.98x = 50,674.89 × 20,807.78
  4. Step 4: Simplify right side
    36,726.98x = 1,054,431,962.64
  5. Step 5: Solve for x
    x = 1,054,431,962.64/36,726.98
  6. Step 6: Final answer
    x = 28,710.01

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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.