Home / 14,745.40-22,118.10-10,079.80

Finding the Fourth Proportional to 14,745.40, 22,118.10 and 10,079.80

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Solution

The fourth proportional to 14,745.40, 22,118.10 and 10,079.80 is: 15,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.40 : 22,118.10 = 10,079.80 : x
  2. Step 2: Convert to fraction form
    14,745.40/22,118.10 = 10,079.80/x
  3. Step 3: Cross multiply
    14,745.40x = 22,118.10 × 10,079.80
  4. Step 4: Simplify right side
    14,745.40x = 222,946,024.38
  5. Step 5: Solve for x
    x = 222,946,024.38/14,745.40
  6. Step 6: Final answer
    x = 15,119.70

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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.