Home / 14,236.50-21,356.80-4,376.61

Finding the Fourth Proportional to 14,236.50, 21,356.80 and 4,376.61

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Solution

The fourth proportional to 14,236.50, 21,356.80 and 4,376.61 is: 6,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.50 : 21,356.80 = 4,376.61 : x
  2. Step 2: Convert to fraction form
    14,236.50/21,356.80 = 4,376.61/x
  3. Step 3: Cross multiply
    14,236.50x = 21,356.80 × 4,376.61
  4. Step 4: Simplify right side
    14,236.50x = 93,470,313.44
  5. Step 5: Solve for x
    x = 93,470,313.44/14,236.50
  6. Step 6: Final answer
    x = 6,565.54

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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.