Home / 14,188.06-21,281.98-4,829.03

Finding the Fourth Proportional to 14,188.06, 21,281.98 and 4,829.03

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Solution

The fourth proportional to 14,188.06, 21,281.98 and 4,829.03 is: 7,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.06 : 21,281.98 = 4,829.03 : x
  2. Step 2: Convert to fraction form
    14,188.06/21,281.98 = 4,829.03/x
  3. Step 3: Cross multiply
    14,188.06x = 21,281.98 × 4,829.03
  4. Step 4: Simplify right side
    14,188.06x = 102,771,319.88
  5. Step 5: Solve for x
    x = 102,771,319.88/14,188.06
  6. Step 6: Final answer
    x = 7,243.51

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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.