Home / 27,169.70-37,496.64-15,838.32

Finding the Fourth Proportional to 27,169.70, 37,496.64 and 15,838.32

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Solution

The fourth proportional to 27,169.70, 37,496.64 and 15,838.32 is: 21,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,169.70 : 37,496.64 = 15,838.32 : x
  2. Step 2: Convert to fraction form
    27,169.70/37,496.64 = 15,838.32/x
  3. Step 3: Cross multiply
    27,169.70x = 37,496.64 × 15,838.32
  4. Step 4: Simplify right side
    27,169.70x = 593,883,783.24
  5. Step 5: Solve for x
    x = 593,883,783.24/27,169.70
  6. Step 6: Final answer
    x = 21,858.31

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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.