Home / 36,590.40-54,877.38-21,803.52

Finding the Fourth Proportional to 36,590.40, 54,877.38 and 21,803.52

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Solution

The fourth proportional to 36,590.40, 54,877.38 and 21,803.52 is: 32,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.40 : 54,877.38 = 21,803.52 : x
  2. Step 2: Convert to fraction form
    36,590.40/54,877.38 = 21,803.52/x
  3. Step 3: Cross multiply
    36,590.40x = 54,877.38 × 21,803.52
  4. Step 4: Simplify right side
    36,590.40x = 1,196,520,052.38
  5. Step 5: Solve for x
    x = 1,196,520,052.38/36,590.40
  6. Step 6: Final answer
    x = 32,700.38

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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.