Home / 10,994.40-16,467.30-9,763.20

Finding the Fourth Proportional to 10,994.40, 16,467.30 and 9,763.20

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Solution

The fourth proportional to 10,994.40, 16,467.30 and 9,763.20 is: 14,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.40 : 16,467.30 = 9,763.20 : x
  2. Step 2: Convert to fraction form
    10,994.40/16,467.30 = 9,763.20/x
  3. Step 3: Cross multiply
    10,994.40x = 16,467.30 × 9,763.20
  4. Step 4: Simplify right side
    10,994.40x = 160,773,543.36
  5. Step 5: Solve for x
    x = 160,773,543.36/10,994.40
  6. Step 6: Final answer
    x = 14,623.22

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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.