Home / 14,233.70-19,646.67-8,268.05

Finding the Fourth Proportional to 14,233.70, 19,646.67 and 8,268.05

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Solution

The fourth proportional to 14,233.70, 19,646.67 and 8,268.05 is: 11,412.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.70 : 19,646.67 = 8,268.05 : x
  2. Step 2: Convert to fraction form
    14,233.70/19,646.67 = 8,268.05/x
  3. Step 3: Cross multiply
    14,233.70x = 19,646.67 × 8,268.05
  4. Step 4: Simplify right side
    14,233.70x = 162,439,551.66
  5. Step 5: Solve for x
    x = 162,439,551.66/14,233.70
  6. Step 6: Final answer
    x = 11,412.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.