Home / 40,628.07-60,949.74-18,443.01

Finding the Fourth Proportional to 40,628.07, 60,949.74 and 18,443.01

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Solution

The fourth proportional to 40,628.07, 60,949.74 and 18,443.01 is: 27,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.07 : 60,949.74 = 18,443.01 : x
  2. Step 2: Convert to fraction form
    40,628.07/60,949.74 = 18,443.01/x
  3. Step 3: Cross multiply
    40,628.07x = 60,949.74 × 18,443.01
  4. Step 4: Simplify right side
    40,628.07x = 1,124,096,664.32
  5. Step 5: Solve for x
    x = 1,124,096,664.32/40,628.07
  6. Step 6: Final answer
    x = 27,667.98

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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.