Home / 15,450.98-23,119.06-9,214.39

Finding the Fourth Proportional to 15,450.98, 23,119.06 and 9,214.39

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Solution

The fourth proportional to 15,450.98, 23,119.06 and 9,214.39 is: 13,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.98 : 23,119.06 = 9,214.39 : x
  2. Step 2: Convert to fraction form
    15,450.98/23,119.06 = 9,214.39/x
  3. Step 3: Cross multiply
    15,450.98x = 23,119.06 × 9,214.39
  4. Step 4: Simplify right side
    15,450.98x = 213,027,988.99
  5. Step 5: Solve for x
    x = 213,027,988.99/15,450.98
  6. Step 6: Final answer
    x = 13,787.34

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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.