Home / 18,271.64-27,412.32-5,792

Finding the Fourth Proportional to 18,271.64, 27,412.32 and 5,792

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Solution

The fourth proportional to 18,271.64, 27,412.32 and 5,792 is: 8,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.64 : 27,412.32 = 5,792 : x
  2. Step 2: Convert to fraction form
    18,271.64/27,412.32 = 5,792/x
  3. Step 3: Cross multiply
    18,271.64x = 27,412.32 × 5,792
  4. Step 4: Simplify right side
    18,271.64x = 158,772,157.44
  5. Step 5: Solve for x
    x = 158,772,157.44/18,271.64
  6. Step 6: Final answer
    x = 8,689.54

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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.