Home / 27,128.51-40,877.60-22,306.17

Finding the Fourth Proportional to 27,128.51, 40,877.60 and 22,306.17

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Solution

The fourth proportional to 27,128.51, 40,877.60 and 22,306.17 is: 33,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128.51 : 40,877.60 = 22,306.17 : x
  2. Step 2: Convert to fraction form
    27,128.51/40,877.60 = 22,306.17/x
  3. Step 3: Cross multiply
    27,128.51x = 40,877.60 × 22,306.17
  4. Step 4: Simplify right side
    27,128.51x = 911,822,583.26
  5. Step 5: Solve for x
    x = 911,822,583.26/27,128.51
  6. Step 6: Final answer
    x = 33,611.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.