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Finding the Fourth Proportional to 9,354.80, 14,032.20 and 8,334.20

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Solution

The fourth proportional to 9,354.80, 14,032.20 and 8,334.20 is: 12,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.80 : 14,032.20 = 8,334.20 : x
  2. Step 2: Convert to fraction form
    9,354.80/14,032.20 = 8,334.20/x
  3. Step 3: Cross multiply
    9,354.80x = 14,032.20 × 8,334.20
  4. Step 4: Simplify right side
    9,354.80x = 116,947,161.24
  5. Step 5: Solve for x
    x = 116,947,161.24/9,354.80
  6. Step 6: Final answer
    x = 12,501.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.