Home / 13,015.37-19,512.11-10,544.06

Finding the Fourth Proportional to 13,015.37, 19,512.11 and 10,544.06

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Solution

The fourth proportional to 13,015.37, 19,512.11 and 10,544.06 is: 15,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015.37 : 19,512.11 = 10,544.06 : x
  2. Step 2: Convert to fraction form
    13,015.37/19,512.11 = 10,544.06/x
  3. Step 3: Cross multiply
    13,015.37x = 19,512.11 × 10,544.06
  4. Step 4: Simplify right side
    13,015.37x = 205,736,933.71
  5. Step 5: Solve for x
    x = 205,736,933.71/13,015.37
  6. Step 6: Final answer
    x = 15,807.23

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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.