Home / 19,656.56-27,116.98-11,584.71

Finding the Fourth Proportional to 19,656.56, 27,116.98 and 11,584.71

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Solution

The fourth proportional to 19,656.56, 27,116.98 and 11,584.71 is: 15,981.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.56 : 27,116.98 = 11,584.71 : x
  2. Step 2: Convert to fraction form
    19,656.56/27,116.98 = 11,584.71/x
  3. Step 3: Cross multiply
    19,656.56x = 27,116.98 × 11,584.71
  4. Step 4: Simplify right side
    19,656.56x = 314,142,291.45
  5. Step 5: Solve for x
    x = 314,142,291.45/19,656.56
  6. Step 6: Final answer
    x = 15,981.55

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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.