Home / 14,297.04-21,450-6,398.40

Finding the Fourth Proportional to 14,297.04, 21,450 and 6,398.40

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Solution

The fourth proportional to 14,297.04, 21,450 and 6,398.40 is: 9,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297.04 : 21,450 = 6,398.40 : x
  2. Step 2: Convert to fraction form
    14,297.04/21,450 = 6,398.40/x
  3. Step 3: Cross multiply
    14,297.04x = 21,450 × 6,398.40
  4. Step 4: Simplify right side
    14,297.04x = 137,245,680
  5. Step 5: Solve for x
    x = 137,245,680/14,297.04
  6. Step 6: Final answer
    x = 9,599.59

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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.