Home / 25,583.16-35,202.42-19,612.56

Finding the Fourth Proportional to 25,583.16, 35,202.42 and 19,612.56

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Solution

The fourth proportional to 25,583.16, 35,202.42 and 19,612.56 is: 26,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.16 : 35,202.42 = 19,612.56 : x
  2. Step 2: Convert to fraction form
    25,583.16/35,202.42 = 19,612.56/x
  3. Step 3: Cross multiply
    25,583.16x = 35,202.42 × 19,612.56
  4. Step 4: Simplify right side
    25,583.16x = 690,409,574.40
  5. Step 5: Solve for x
    x = 690,409,574.40/25,583.16
  6. Step 6: Final answer
    x = 26,986.88

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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.