Home / 17,638.68-26,460.30-5,788.38

Finding the Fourth Proportional to 17,638.68, 26,460.30 and 5,788.38

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Solution

The fourth proportional to 17,638.68, 26,460.30 and 5,788.38 is: 8,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.68 : 26,460.30 = 5,788.38 : x
  2. Step 2: Convert to fraction form
    17,638.68/26,460.30 = 5,788.38/x
  3. Step 3: Cross multiply
    17,638.68x = 26,460.30 × 5,788.38
  4. Step 4: Simplify right side
    17,638.68x = 153,162,271.31
  5. Step 5: Solve for x
    x = 153,162,271.31/17,638.68
  6. Step 6: Final answer
    x = 8,683.32

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1.5x scale

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.