Home / 14,223.56-21,328.31-4,360.46

Finding the Fourth Proportional to 14,223.56, 21,328.31 and 4,360.46

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Solution

The fourth proportional to 14,223.56, 21,328.31 and 4,360.46 is: 6,538.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.56 : 21,328.31 = 4,360.46 : x
  2. Step 2: Convert to fraction form
    14,223.56/21,328.31 = 4,360.46/x
  3. Step 3: Cross multiply
    14,223.56x = 21,328.31 × 4,360.46
  4. Step 4: Simplify right side
    14,223.56x = 93,001,146.88
  5. Step 5: Solve for x
    x = 93,001,146.88/14,223.56
  6. Step 6: Final answer
    x = 6,538.53

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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.