Home / 40,018.76-55,228.43-23,023.04

Finding the Fourth Proportional to 40,018.76, 55,228.43 and 23,023.04

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Solution

The fourth proportional to 40,018.76, 55,228.43 and 23,023.04 is: 31,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,018.76 : 55,228.43 = 23,023.04 : x
  2. Step 2: Convert to fraction form
    40,018.76/55,228.43 = 23,023.04/x
  3. Step 3: Cross multiply
    40,018.76x = 55,228.43 × 23,023.04
  4. Step 4: Simplify right side
    40,018.76x = 1,271,526,134.44
  5. Step 5: Solve for x
    x = 1,271,526,134.44/40,018.76
  6. Step 6: Final answer
    x = 31,773.25

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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.