Home / 37,999.36-57,009.60-15,823.20

Finding the Fourth Proportional to 37,999.36, 57,009.60 and 15,823.20

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Solution

The fourth proportional to 37,999.36, 57,009.60 and 15,823.20 is: 23,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.36 : 57,009.60 = 15,823.20 : x
  2. Step 2: Convert to fraction form
    37,999.36/57,009.60 = 15,823.20/x
  3. Step 3: Cross multiply
    37,999.36x = 57,009.60 × 15,823.20
  4. Step 4: Simplify right side
    37,999.36x = 902,074,302.72
  5. Step 5: Solve for x
    x = 902,074,302.72/37,999.36
  6. Step 6: Final answer
    x = 23,739.20

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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.