Home / 38,032.20-56,999.70-18,268.20

Finding the Fourth Proportional to 38,032.20, 56,999.70 and 18,268.20

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Solution

The fourth proportional to 38,032.20, 56,999.70 and 18,268.20 is: 27,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,032.20 : 56,999.70 = 18,268.20 : x
  2. Step 2: Convert to fraction form
    38,032.20/56,999.70 = 18,268.20/x
  3. Step 3: Cross multiply
    38,032.20x = 56,999.70 × 18,268.20
  4. Step 4: Simplify right side
    38,032.20x = 1,041,281,919.54
  5. Step 5: Solve for x
    x = 1,041,281,919.54/38,032.20
  6. Step 6: Final answer
    x = 27,378.96

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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.