Home / 36,402.86-54,599.96-21,418.94

Finding the Fourth Proportional to 36,402.86, 54,599.96 and 21,418.94

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Solution

The fourth proportional to 36,402.86, 54,599.96 and 21,418.94 is: 32,125.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.86 : 54,599.96 = 21,418.94 : x
  2. Step 2: Convert to fraction form
    36,402.86/54,599.96 = 21,418.94/x
  3. Step 3: Cross multiply
    36,402.86x = 54,599.96 × 21,418.94
  4. Step 4: Simplify right side
    36,402.86x = 1,169,473,267.24
  5. Step 5: Solve for x
    x = 1,169,473,267.24/36,402.86
  6. Step 6: Final answer
    x = 32,125.86

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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.