Home / 14,483.64-21,705.81-6,153.21

Finding the Fourth Proportional to 14,483.64, 21,705.81 and 6,153.21

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Solution

The fourth proportional to 14,483.64, 21,705.81 and 6,153.21 is: 9,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.64 : 21,705.81 = 6,153.21 : x
  2. Step 2: Convert to fraction form
    14,483.64/21,705.81 = 6,153.21/x
  3. Step 3: Cross multiply
    14,483.64x = 21,705.81 × 6,153.21
  4. Step 4: Simplify right side
    14,483.64x = 133,560,407.15
  5. Step 5: Solve for x
    x = 133,560,407.15/14,483.64
  6. Step 6: Final answer
    x = 9,221.47

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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.