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Finding the Fourth Proportional to 22,681.87, 34,018.95 and 6,883.09

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Solution

The fourth proportional to 22,681.87, 34,018.95 and 6,883.09 is: 10,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.87 : 34,018.95 = 6,883.09 : x
  2. Step 2: Convert to fraction form
    22,681.87/34,018.95 = 6,883.09/x
  3. Step 3: Cross multiply
    22,681.87x = 34,018.95 × 6,883.09
  4. Step 4: Simplify right side
    22,681.87x = 234,155,409.51
  5. Step 5: Solve for x
    x = 234,155,409.51/22,681.87
  6. Step 6: Final answer
    x = 10,323.46

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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.