Home / 25,163.42-34,725.96-13,833.40

Finding the Fourth Proportional to 25,163.42, 34,725.96 and 13,833.40

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Solution

The fourth proportional to 25,163.42, 34,725.96 and 13,833.40 is: 19,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,163.42 : 34,725.96 = 13,833.40 : x
  2. Step 2: Convert to fraction form
    25,163.42/34,725.96 = 13,833.40/x
  3. Step 3: Cross multiply
    25,163.42x = 34,725.96 × 13,833.40
  4. Step 4: Simplify right side
    25,163.42x = 480,377,973.31
  5. Step 5: Solve for x
    x = 480,377,973.31/25,163.42
  6. Step 6: Final answer
    x = 19,090.33

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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.