Home / 14,008.32-21,013.44-4,647.96

Finding the Fourth Proportional to 14,008.32, 21,013.44 and 4,647.96

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Solution

The fourth proportional to 14,008.32, 21,013.44 and 4,647.96 is: 6,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.32 : 21,013.44 = 4,647.96 : x
  2. Step 2: Convert to fraction form
    14,008.32/21,013.44 = 4,647.96/x
  3. Step 3: Cross multiply
    14,008.32x = 21,013.44 × 4,647.96
  4. Step 4: Simplify right side
    14,008.32x = 97,669,628.58
  5. Step 5: Solve for x
    x = 97,669,628.58/14,008.32
  6. Step 6: Final answer
    x = 6,972.26

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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.