Home / 34,920.55-48,162.09-21,467.77

Finding the Fourth Proportional to 34,920.55, 48,162.09 and 21,467.77

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Solution

The fourth proportional to 34,920.55, 48,162.09 and 21,467.77 is: 29,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.55 : 48,162.09 = 21,467.77 : x
  2. Step 2: Convert to fraction form
    34,920.55/48,162.09 = 21,467.77/x
  3. Step 3: Cross multiply
    34,920.55x = 48,162.09 × 21,467.77
  4. Step 4: Simplify right side
    34,920.55x = 1,033,932,630.94
  5. Step 5: Solve for x
    x = 1,033,932,630.94/34,920.55
  6. Step 6: Final answer
    x = 29,608.14

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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.