Home / 36,397.98-54,604.80-21,589.56

Finding the Fourth Proportional to 36,397.98, 54,604.80 and 21,589.56

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Solution

The fourth proportional to 36,397.98, 54,604.80 and 21,589.56 is: 32,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,397.98 : 54,604.80 = 21,589.56 : x
  2. Step 2: Convert to fraction form
    36,397.98/54,604.80 = 21,589.56/x
  3. Step 3: Cross multiply
    36,397.98x = 54,604.80 × 21,589.56
  4. Step 4: Simplify right side
    36,397.98x = 1,178,893,605.89
  5. Step 5: Solve for x
    x = 1,178,893,605.89/36,397.98
  6. Step 6: Final answer
    x = 32,388.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.