Home / 34,835.82-48,074.14-21,219.18

Finding the Fourth Proportional to 34,835.82, 48,074.14 and 21,219.18

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Solution

The fourth proportional to 34,835.82, 48,074.14 and 21,219.18 is: 29,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.82 : 48,074.14 = 21,219.18 : x
  2. Step 2: Convert to fraction form
    34,835.82/48,074.14 = 21,219.18/x
  3. Step 3: Cross multiply
    34,835.82x = 48,074.14 × 21,219.18
  4. Step 4: Simplify right side
    34,835.82x = 1,020,093,830.01
  5. Step 5: Solve for x
    x = 1,020,093,830.01/34,835.82
  6. Step 6: Final answer
    x = 29,282.90

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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.