Home / 27,506.64-37,990.08-18,590.94

Finding the Fourth Proportional to 27,506.64, 37,990.08 and 18,590.94

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Solution

The fourth proportional to 27,506.64, 37,990.08 and 18,590.94 is: 25,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,506.64 : 37,990.08 = 18,590.94 : x
  2. Step 2: Convert to fraction form
    27,506.64/37,990.08 = 18,590.94/x
  3. Step 3: Cross multiply
    27,506.64x = 37,990.08 × 18,590.94
  4. Step 4: Simplify right side
    27,506.64x = 706,271,297.88
  5. Step 5: Solve for x
    x = 706,271,297.88/27,506.64
  6. Step 6: Final answer
    x = 25,676.39

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1.5x scale

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.