Home / 27,458.22-37,865.94-22,661.40

Finding the Fourth Proportional to 27,458.22, 37,865.94 and 22,661.40

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Solution

The fourth proportional to 27,458.22, 37,865.94 and 22,661.40 is: 31,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.22 : 37,865.94 = 22,661.40 : x
  2. Step 2: Convert to fraction form
    27,458.22/37,865.94 = 22,661.40/x
  3. Step 3: Cross multiply
    27,458.22x = 37,865.94 × 22,661.40
  4. Step 4: Simplify right side
    27,458.22x = 858,095,212.72
  5. Step 5: Solve for x
    x = 858,095,212.72/27,458.22
  6. Step 6: Final answer
    x = 31,250.94

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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.