Home / 27,129.26-40,878.72-22,306.93

Finding the Fourth Proportional to 27,129.26, 40,878.72 and 22,306.93

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Solution

The fourth proportional to 27,129.26, 40,878.72 and 22,306.93 is: 33,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129.26 : 40,878.72 = 22,306.93 : x
  2. Step 2: Convert to fraction form
    27,129.26/40,878.72 = 22,306.93/x
  3. Step 3: Cross multiply
    27,129.26x = 40,878.72 × 22,306.93
  4. Step 4: Simplify right side
    27,129.26x = 911,878,643.33
  5. Step 5: Solve for x
    x = 911,878,643.33/27,129.26
  6. Step 6: Final answer
    x = 33,612.36

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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.