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Finding the Fourth Proportional to 23,362.88, 32,237.88 and 13,929.44

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Solution

The fourth proportional to 23,362.88, 32,237.88 and 13,929.44 is: 19,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,362.88 : 32,237.88 = 13,929.44 : x
  2. Step 2: Convert to fraction form
    23,362.88/32,237.88 = 13,929.44/x
  3. Step 3: Cross multiply
    23,362.88x = 32,237.88 × 13,929.44
  4. Step 4: Simplify right side
    23,362.88x = 449,055,615.19
  5. Step 5: Solve for x
    x = 449,055,615.19/23,362.88
  6. Step 6: Final answer
    x = 19,220.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.