Home / 25,085.84-34,620.01-13,907.84

Finding the Fourth Proportional to 25,085.84, 34,620.01 and 13,907.84

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Solution

The fourth proportional to 25,085.84, 34,620.01 and 13,907.84 is: 19,193.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.84 : 34,620.01 = 13,907.84 : x
  2. Step 2: Convert to fraction form
    25,085.84/34,620.01 = 13,907.84/x
  3. Step 3: Cross multiply
    25,085.84x = 34,620.01 × 13,907.84
  4. Step 4: Simplify right side
    25,085.84x = 481,489,352.01
  5. Step 5: Solve for x
    x = 481,489,352.01/25,085.84
  6. Step 6: Final answer
    x = 19,193.67

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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.