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Finding the Fourth Proportional to 22,808.31, 34,224.21 and 17,259.81

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Solution

The fourth proportional to 22,808.31, 34,224.21 and 17,259.81 is: 25,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808.31 : 34,224.21 = 17,259.81 : x
  2. Step 2: Convert to fraction form
    22,808.31/34,224.21 = 17,259.81/x
  3. Step 3: Cross multiply
    22,808.31x = 34,224.21 × 17,259.81
  4. Step 4: Simplify right side
    22,808.31x = 590,703,362.00
  5. Step 5: Solve for x
    x = 590,703,362.00/22,808.31
  6. Step 6: Final answer
    x = 25,898.60

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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.