Home / 14,276.58-21,409.59-4,914.02

Finding the Fourth Proportional to 14,276.58, 21,409.59 and 4,914.02

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Solution

The fourth proportional to 14,276.58, 21,409.59 and 4,914.02 is: 7,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.58 : 21,409.59 = 4,914.02 : x
  2. Step 2: Convert to fraction form
    14,276.58/21,409.59 = 4,914.02/x
  3. Step 3: Cross multiply
    14,276.58x = 21,409.59 × 4,914.02
  4. Step 4: Simplify right side
    14,276.58x = 105,207,046.40
  5. Step 5: Solve for x
    x = 105,207,046.40/14,276.58
  6. Step 6: Final answer
    x = 7,369.21

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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.