Home / 40,036.08-55,253.20-23,268

Finding the Fourth Proportional to 40,036.08, 55,253.20 and 23,268

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Solution

The fourth proportional to 40,036.08, 55,253.20 and 23,268 is: 32,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.08 : 55,253.20 = 23,268 : x
  2. Step 2: Convert to fraction form
    40,036.08/55,253.20 = 23,268/x
  3. Step 3: Cross multiply
    40,036.08x = 55,253.20 × 23,268
  4. Step 4: Simplify right side
    40,036.08x = 1,285,631,457.60
  5. Step 5: Solve for x
    x = 1,285,631,457.60/40,036.08
  6. Step 6: Final answer
    x = 32,111.82

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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.