Home / 34,834.69-48,072.23-18,919.45

Finding the Fourth Proportional to 34,834.69, 48,072.23 and 18,919.45

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Solution

The fourth proportional to 34,834.69, 48,072.23 and 18,919.45 is: 26,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,834.69 : 48,072.23 = 18,919.45 : x
  2. Step 2: Convert to fraction form
    34,834.69/48,072.23 = 18,919.45/x
  3. Step 3: Cross multiply
    34,834.69x = 48,072.23 × 18,919.45
  4. Step 4: Simplify right side
    34,834.69x = 909,500,151.87
  5. Step 5: Solve for x
    x = 909,500,151.87/34,834.69
  6. Step 6: Final answer
    x = 26,109.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.