Home / 14,268.48-21,400.96-4,407.68

Finding the Fourth Proportional to 14,268.48, 21,400.96 and 4,407.68

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Solution

The fourth proportional to 14,268.48, 21,400.96 and 4,407.68 is: 6,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.48 : 21,400.96 = 4,407.68 : x
  2. Step 2: Convert to fraction form
    14,268.48/21,400.96 = 4,407.68/x
  3. Step 3: Cross multiply
    14,268.48x = 21,400.96 × 4,407.68
  4. Step 4: Simplify right side
    14,268.48x = 94,328,583.37
  5. Step 5: Solve for x
    x = 94,328,583.37/14,268.48
  6. Step 6: Final answer
    x = 6,610.98

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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.