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Finding the Fourth Proportional to 23,662.70, 35,420.22 and 17,429.74

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Solution

The fourth proportional to 23,662.70, 35,420.22 and 17,429.74 is: 26,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,662.70 : 35,420.22 = 17,429.74 : x
  2. Step 2: Convert to fraction form
    23,662.70/35,420.22 = 17,429.74/x
  3. Step 3: Cross multiply
    23,662.70x = 35,420.22 × 17,429.74
  4. Step 4: Simplify right side
    23,662.70x = 617,365,225.34
  5. Step 5: Solve for x
    x = 617,365,225.34/23,662.70
  6. Step 6: Final answer
    x = 26,090.23

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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.