Home / 14,625.66-21,940.77-4,762.64

Finding the Fourth Proportional to 14,625.66, 21,940.77 and 4,762.64

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Solution

The fourth proportional to 14,625.66, 21,940.77 and 4,762.64 is: 7,144.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.66 : 21,940.77 = 4,762.64 : x
  2. Step 2: Convert to fraction form
    14,625.66/21,940.77 = 4,762.64/x
  3. Step 3: Cross multiply
    14,625.66x = 21,940.77 × 4,762.64
  4. Step 4: Simplify right side
    14,625.66x = 104,496,019.87
  5. Step 5: Solve for x
    x = 104,496,019.87/14,625.66
  6. Step 6: Final answer
    x = 7,144.71

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1.5x scale

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.