Home / 34,834.44-48,071.88-18,919.20

Finding the Fourth Proportional to 34,834.44, 48,071.88 and 18,919.20

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Solution

The fourth proportional to 34,834.44, 48,071.88 and 18,919.20 is: 26,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,834.44 : 48,071.88 = 18,919.20 : x
  2. Step 2: Convert to fraction form
    34,834.44/48,071.88 = 18,919.20/x
  3. Step 3: Cross multiply
    34,834.44x = 48,071.88 × 18,919.20
  4. Step 4: Simplify right side
    34,834.44x = 909,481,512.10
  5. Step 5: Solve for x
    x = 909,481,512.10/34,834.44
  6. Step 6: Final answer
    x = 26,108.69

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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.