Home / 19,573.32-27,018.19-11,615.55

Finding the Fourth Proportional to 19,573.32, 27,018.19 and 11,615.55

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Solution

The fourth proportional to 19,573.32, 27,018.19 and 11,615.55 is: 16,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.32 : 27,018.19 = 11,615.55 : x
  2. Step 2: Convert to fraction form
    19,573.32/27,018.19 = 11,615.55/x
  3. Step 3: Cross multiply
    19,573.32x = 27,018.19 × 11,615.55
  4. Step 4: Simplify right side
    19,573.32x = 313,830,943.69
  5. Step 5: Solve for x
    x = 313,830,943.69/19,573.32
  6. Step 6: Final answer
    x = 16,033.61

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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.