Home / 15,568.13-23,374.07-7,974.87

Finding the Fourth Proportional to 15,568.13, 23,374.07 and 7,974.87

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Solution

The fourth proportional to 15,568.13, 23,374.07 and 7,974.87 is: 11,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568.13 : 23,374.07 = 7,974.87 : x
  2. Step 2: Convert to fraction form
    15,568.13/23,374.07 = 7,974.87/x
  3. Step 3: Cross multiply
    15,568.13x = 23,374.07 × 7,974.87
  4. Step 4: Simplify right side
    15,568.13x = 186,405,203.48
  5. Step 5: Solve for x
    x = 186,405,203.48/15,568.13
  6. Step 6: Final answer
    x = 11,973.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.