Home / 14,257.86-21,379.15-4,766.01

Finding the Fourth Proportional to 14,257.86, 21,379.15 and 4,766.01

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Solution

The fourth proportional to 14,257.86, 21,379.15 and 4,766.01 is: 7,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.86 : 21,379.15 = 4,766.01 : x
  2. Step 2: Convert to fraction form
    14,257.86/21,379.15 = 4,766.01/x
  3. Step 3: Cross multiply
    14,257.86x = 21,379.15 × 4,766.01
  4. Step 4: Simplify right side
    14,257.86x = 101,893,242.69
  5. Step 5: Solve for x
    x = 101,893,242.69/14,257.86
  6. Step 6: Final answer
    x = 7,146.46

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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.