Home / 21,693.02-32,450.42-17,319.02

Finding the Fourth Proportional to 21,693.02, 32,450.42 and 17,319.02

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Solution

The fourth proportional to 21,693.02, 32,450.42 and 17,319.02 is: 25,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,693.02 : 32,450.42 = 17,319.02 : x
  2. Step 2: Convert to fraction form
    21,693.02/32,450.42 = 17,319.02/x
  3. Step 3: Cross multiply
    21,693.02x = 32,450.42 × 17,319.02
  4. Step 4: Simplify right side
    21,693.02x = 562,009,354.03
  5. Step 5: Solve for x
    x = 562,009,354.03/21,693.02
  6. Step 6: Final answer
    x = 25,907.39

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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.