Home / 14,807.03-22,243.35-12,641.90

Finding the Fourth Proportional to 14,807.03, 22,243.35 and 12,641.90

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Solution

The fourth proportional to 14,807.03, 22,243.35 and 12,641.90 is: 18,990.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.03 : 22,243.35 = 12,641.90 : x
  2. Step 2: Convert to fraction form
    14,807.03/22,243.35 = 12,641.90/x
  3. Step 3: Cross multiply
    14,807.03x = 22,243.35 × 12,641.90
  4. Step 4: Simplify right side
    14,807.03x = 281,198,206.37
  5. Step 5: Solve for x
    x = 281,198,206.37/14,807.03
  6. Step 6: Final answer
    x = 18,990.86

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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.