Home / 40,724.16-56,197.68-23,729.28

Finding the Fourth Proportional to 40,724.16, 56,197.68 and 23,729.28

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Solution

The fourth proportional to 40,724.16, 56,197.68 and 23,729.28 is: 32,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.16 : 56,197.68 = 23,729.28 : x
  2. Step 2: Convert to fraction form
    40,724.16/56,197.68 = 23,729.28/x
  3. Step 3: Cross multiply
    40,724.16x = 56,197.68 × 23,729.28
  4. Step 4: Simplify right side
    40,724.16x = 1,333,530,484.07
  5. Step 5: Solve for x
    x = 1,333,530,484.07/40,724.16
  6. Step 6: Final answer
    x = 32,745.44

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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.