Home / 40,745.20-56,232.36-22,840.24

Finding the Fourth Proportional to 40,745.20, 56,232.36 and 22,840.24

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Solution

The fourth proportional to 40,745.20, 56,232.36 and 22,840.24 is: 31,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,745.20 : 56,232.36 = 22,840.24 : x
  2. Step 2: Convert to fraction form
    40,745.20/56,232.36 = 22,840.24/x
  3. Step 3: Cross multiply
    40,745.20x = 56,232.36 × 22,840.24
  4. Step 4: Simplify right side
    40,745.20x = 1,284,360,598.17
  5. Step 5: Solve for x
    x = 1,284,360,598.17/40,745.20
  6. Step 6: Final answer
    x = 31,521.76

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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.