Home / 69,396.34-104,126.76-22,018.90

Finding the Fourth Proportional to 69,396.34, 104,126.76 and 22,018.90

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Solution

The fourth proportional to 69,396.34, 104,126.76 and 22,018.90 is: 33,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,396.34 : 104,126.76 = 22,018.90 : x
  2. Step 2: Convert to fraction form
    69,396.34/104,126.76 = 22,018.90/x
  3. Step 3: Cross multiply
    69,396.34x = 104,126.76 × 22,018.90
  4. Step 4: Simplify right side
    69,396.34x = 2,292,756,715.76
  5. Step 5: Solve for x
    x = 2,292,756,715.76/69,396.34
  6. Step 6: Final answer
    x = 33,038.58

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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.