Home / 29,845.05-44,860.55-18,822.57

Finding the Fourth Proportional to 29,845.05, 44,860.55 and 18,822.57

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Solution

The fourth proportional to 29,845.05, 44,860.55 and 18,822.57 is: 28,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,845.05 : 44,860.55 = 18,822.57 : x
  2. Step 2: Convert to fraction form
    29,845.05/44,860.55 = 18,822.57/x
  3. Step 3: Cross multiply
    29,845.05x = 44,860.55 × 18,822.57
  4. Step 4: Simplify right side
    29,845.05x = 844,390,748.50
  5. Step 5: Solve for x
    x = 844,390,748.50/29,845.05
  6. Step 6: Final answer
    x = 28,292.49

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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.