Home / 25,807.82-35,609.37-16,868.45

Finding the Fourth Proportional to 25,807.82, 35,609.37 and 16,868.45

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Solution

The fourth proportional to 25,807.82, 35,609.37 and 16,868.45 is: 23,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,807.82 : 35,609.37 = 16,868.45 : x
  2. Step 2: Convert to fraction form
    25,807.82/35,609.37 = 16,868.45/x
  3. Step 3: Cross multiply
    25,807.82x = 35,609.37 × 16,868.45
  4. Step 4: Simplify right side
    25,807.82x = 600,674,998.03
  5. Step 5: Solve for x
    x = 600,674,998.03/25,807.82
  6. Step 6: Final answer
    x = 23,274.93

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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.