Home / 14,652.46-21,990.54-8,331.22

Finding the Fourth Proportional to 14,652.46, 21,990.54 and 8,331.22

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Solution

The fourth proportional to 14,652.46, 21,990.54 and 8,331.22 is: 12,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.46 : 21,990.54 = 8,331.22 : x
  2. Step 2: Convert to fraction form
    14,652.46/21,990.54 = 8,331.22/x
  3. Step 3: Cross multiply
    14,652.46x = 21,990.54 × 8,331.22
  4. Step 4: Simplify right side
    14,652.46x = 183,208,026.66
  5. Step 5: Solve for x
    x = 183,208,026.66/14,652.46
  6. Step 6: Final answer
    x = 12,503.57

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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.