Home / 18,537.90-27,806.59-4,498.03

Finding the Fourth Proportional to 18,537.90, 27,806.59 and 4,498.03

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Solution

The fourth proportional to 18,537.90, 27,806.59 and 4,498.03 is: 6,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.90 : 27,806.59 = 4,498.03 : x
  2. Step 2: Convert to fraction form
    18,537.90/27,806.59 = 4,498.03/x
  3. Step 3: Cross multiply
    18,537.90x = 27,806.59 × 4,498.03
  4. Step 4: Simplify right side
    18,537.90x = 125,074,916.40
  5. Step 5: Solve for x
    x = 125,074,916.40/18,537.90
  6. Step 6: Final answer
    x = 6,746.99

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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.