Home / 14,016.37-21,028.34-4,657.90

Finding the Fourth Proportional to 14,016.37, 21,028.34 and 4,657.90

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Solution

The fourth proportional to 14,016.37, 21,028.34 and 4,657.90 is: 6,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016.37 : 21,028.34 = 4,657.90 : x
  2. Step 2: Convert to fraction form
    14,016.37/21,028.34 = 4,657.90/x
  3. Step 3: Cross multiply
    14,016.37x = 21,028.34 × 4,657.90
  4. Step 4: Simplify right side
    14,016.37x = 97,947,904.89
  5. Step 5: Solve for x
    x = 97,947,904.89/14,016.37
  6. Step 6: Final answer
    x = 6,988.11

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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.