Home / 14,510.80-21,766.20-9,845.20

Finding the Fourth Proportional to 14,510.80, 21,766.20 and 9,845.20

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Solution

The fourth proportional to 14,510.80, 21,766.20 and 9,845.20 is: 14,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.80 : 21,766.20 = 9,845.20 : x
  2. Step 2: Convert to fraction form
    14,510.80/21,766.20 = 9,845.20/x
  3. Step 3: Cross multiply
    14,510.80x = 21,766.20 × 9,845.20
  4. Step 4: Simplify right side
    14,510.80x = 214,292,592.24
  5. Step 5: Solve for x
    x = 214,292,592.24/14,510.80
  6. Step 6: Final answer
    x = 14,767.80

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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.