Home / 22,747.40-34,089.10-18,075.40

Finding the Fourth Proportional to 22,747.40, 34,089.10 and 18,075.40

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Solution

The fourth proportional to 22,747.40, 34,089.10 and 18,075.40 is: 27,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.40 : 34,089.10 = 18,075.40 : x
  2. Step 2: Convert to fraction form
    22,747.40/34,089.10 = 18,075.40/x
  3. Step 3: Cross multiply
    22,747.40x = 34,089.10 × 18,075.40
  4. Step 4: Simplify right side
    22,747.40x = 616,174,118.14
  5. Step 5: Solve for x
    x = 616,174,118.14/22,747.40
  6. Step 6: Final answer
    x = 27,087.67

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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.