Home / 39,028.51-53,853.57-22,889.71

Finding the Fourth Proportional to 39,028.51, 53,853.57 and 22,889.71

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Solution

The fourth proportional to 39,028.51, 53,853.57 and 22,889.71 is: 31,584.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,028.51 : 53,853.57 = 22,889.71 : x
  2. Step 2: Convert to fraction form
    39,028.51/53,853.57 = 22,889.71/x
  3. Step 3: Cross multiply
    39,028.51x = 53,853.57 × 22,889.71
  4. Step 4: Simplify right side
    39,028.51x = 1,232,692,599.76
  5. Step 5: Solve for x
    x = 1,232,692,599.76/39,028.51
  6. Step 6: Final answer
    x = 31,584.41

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Half scale
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Double scale
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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.