Home / 14,420.56-21,623.30-6,516.28

Finding the Fourth Proportional to 14,420.56, 21,623.30 and 6,516.28

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Solution

The fourth proportional to 14,420.56, 21,623.30 and 6,516.28 is: 9,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.56 : 21,623.30 = 6,516.28 : x
  2. Step 2: Convert to fraction form
    14,420.56/21,623.30 = 6,516.28/x
  3. Step 3: Cross multiply
    14,420.56x = 21,623.30 × 6,516.28
  4. Step 4: Simplify right side
    14,420.56x = 140,903,477.32
  5. Step 5: Solve for x
    x = 140,903,477.32/14,420.56
  6. Step 6: Final answer
    x = 9,771.01

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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.