Home / 27,840.40-41,760.60-26,200.15

Finding the Fourth Proportional to 27,840.40, 41,760.60 and 26,200.15

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Solution

The fourth proportional to 27,840.40, 41,760.60 and 26,200.15 is: 39,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,840.40 : 41,760.60 = 26,200.15 : x
  2. Step 2: Convert to fraction form
    27,840.40/41,760.60 = 26,200.15/x
  3. Step 3: Cross multiply
    27,840.40x = 41,760.60 × 26,200.15
  4. Step 4: Simplify right side
    27,840.40x = 1,094,133,984.09
  5. Step 5: Solve for x
    x = 1,094,133,984.09/27,840.40
  6. Step 6: Final answer
    x = 39,300.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.