Home / 13,023-19,528.38-5,622.84

Finding the Fourth Proportional to 13,023, 19,528.38 and 5,622.84

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Solution

The fourth proportional to 13,023, 19,528.38 and 5,622.84 is: 8,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023 : 19,528.38 = 5,622.84 : x
  2. Step 2: Convert to fraction form
    13,023/19,528.38 = 5,622.84/x
  3. Step 3: Cross multiply
    13,023x = 19,528.38 × 5,622.84
  4. Step 4: Simplify right side
    13,023x = 109,804,956.20
  5. Step 5: Solve for x
    x = 109,804,956.20/13,023
  6. Step 6: Final answer
    x = 8,431.62

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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.