Home / 32,400.93-48,601.35-18,540.21

Finding the Fourth Proportional to 32,400.93, 48,601.35 and 18,540.21

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Solution

The fourth proportional to 32,400.93, 48,601.35 and 18,540.21 is: 27,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,400.93 : 48,601.35 = 18,540.21 : x
  2. Step 2: Convert to fraction form
    32,400.93/48,601.35 = 18,540.21/x
  3. Step 3: Cross multiply
    32,400.93x = 48,601.35 × 18,540.21
  4. Step 4: Simplify right side
    32,400.93x = 901,079,235.28
  5. Step 5: Solve for x
    x = 901,079,235.28/32,400.93
  6. Step 6: Final answer
    x = 27,810.29

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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.