Home / 25,450.04-35,119.47-15,372.52

Finding the Fourth Proportional to 25,450.04, 35,119.47 and 15,372.52

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Solution

The fourth proportional to 25,450.04, 35,119.47 and 15,372.52 is: 21,213.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.04 : 35,119.47 = 15,372.52 : x
  2. Step 2: Convert to fraction form
    25,450.04/35,119.47 = 15,372.52/x
  3. Step 3: Cross multiply
    25,450.04x = 35,119.47 × 15,372.52
  4. Step 4: Simplify right side
    25,450.04x = 539,874,792.65
  5. Step 5: Solve for x
    x = 539,874,792.65/25,450.04
  6. Step 6: Final answer
    x = 21,213.12

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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.