Home / 18,368.21-25,326.48-17,006.37

Finding the Fourth Proportional to 18,368.21, 25,326.48 and 17,006.37

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Solution

The fourth proportional to 18,368.21, 25,326.48 and 17,006.37 is: 23,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,368.21 : 25,326.48 = 17,006.37 : x
  2. Step 2: Convert to fraction form
    18,368.21/25,326.48 = 17,006.37/x
  3. Step 3: Cross multiply
    18,368.21x = 25,326.48 × 17,006.37
  4. Step 4: Simplify right side
    18,368.21x = 430,711,489.68
  5. Step 5: Solve for x
    x = 430,711,489.68/18,368.21
  6. Step 6: Final answer
    x = 23,448.75

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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.