Home / 34,120.96-47,085.72-19,012.84

Finding the Fourth Proportional to 34,120.96, 47,085.72 and 19,012.84

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Solution

The fourth proportional to 34,120.96, 47,085.72 and 19,012.84 is: 26,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.96 : 47,085.72 = 19,012.84 : x
  2. Step 2: Convert to fraction form
    34,120.96/47,085.72 = 19,012.84/x
  3. Step 3: Cross multiply
    34,120.96x = 47,085.72 × 19,012.84
  4. Step 4: Simplify right side
    34,120.96x = 895,233,260.64
  5. Step 5: Solve for x
    x = 895,233,260.64/34,120.96
  6. Step 6: Final answer
    x = 26,237.05

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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.