Home / 49,605.21-74,408.42-14,545.58

Finding the Fourth Proportional to 49,605.21, 74,408.42 and 14,545.58

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Solution

The fourth proportional to 49,605.21, 74,408.42 and 14,545.58 is: 21,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,605.21 : 74,408.42 = 14,545.58 : x
  2. Step 2: Convert to fraction form
    49,605.21/74,408.42 = 14,545.58/x
  3. Step 3: Cross multiply
    49,605.21x = 74,408.42 × 14,545.58
  4. Step 4: Simplify right side
    49,605.21x = 1,082,313,290.11
  5. Step 5: Solve for x
    x = 1,082,313,290.11/49,605.21
  6. Step 6: Final answer
    x = 21,818.54

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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.