Home / 37,999.60-52,439.40-21,232.60

Finding the Fourth Proportional to 37,999.60, 52,439.40 and 21,232.60

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Solution

The fourth proportional to 37,999.60, 52,439.40 and 21,232.60 is: 29,300.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.60 : 52,439.40 = 21,232.60 : x
  2. Step 2: Convert to fraction form
    37,999.60/52,439.40 = 21,232.60/x
  3. Step 3: Cross multiply
    37,999.60x = 52,439.40 × 21,232.60
  4. Step 4: Simplify right side
    37,999.60x = 1,113,424,804.44
  5. Step 5: Solve for x
    x = 1,113,424,804.44/37,999.60
  6. Step 6: Final answer
    x = 29,300.96

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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.