Home / 34,826.82-48,081.52-21,220.00

Finding the Fourth Proportional to 34,826.82, 48,081.52 and 21,220.00

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Solution

The fourth proportional to 34,826.82, 48,081.52 and 21,220.00 is: 29,296.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,826.82 : 48,081.52 = 21,220.00 : x
  2. Step 2: Convert to fraction form
    34,826.82/48,081.52 = 21,220.00/x
  3. Step 3: Cross multiply
    34,826.82x = 48,081.52 × 21,220.00
  4. Step 4: Simplify right side
    34,826.82x = 1,020,289,613.99
  5. Step 5: Solve for x
    x = 1,020,289,613.99/34,826.82
  6. Step 6: Final answer
    x = 29,296.09

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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.