Home / 14,542.85-21,809.65-4,679.83

Finding the Fourth Proportional to 14,542.85, 21,809.65 and 4,679.83

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Solution

The fourth proportional to 14,542.85, 21,809.65 and 4,679.83 is: 7,018.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.85 : 21,809.65 = 4,679.83 : x
  2. Step 2: Convert to fraction form
    14,542.85/21,809.65 = 4,679.83/x
  3. Step 3: Cross multiply
    14,542.85x = 21,809.65 × 4,679.83
  4. Step 4: Simplify right side
    14,542.85x = 102,065,454.36
  5. Step 5: Solve for x
    x = 102,065,454.36/14,542.85
  6. Step 6: Final answer
    x = 7,018.26

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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.