Home / 18,933.26-26,129.04-10,435.37

Finding the Fourth Proportional to 18,933.26, 26,129.04 and 10,435.37

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Solution

The fourth proportional to 18,933.26, 26,129.04 and 10,435.37 is: 14,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,933.26 : 26,129.04 = 10,435.37 : x
  2. Step 2: Convert to fraction form
    18,933.26/26,129.04 = 10,435.37/x
  3. Step 3: Cross multiply
    18,933.26x = 26,129.04 × 10,435.37
  4. Step 4: Simplify right side
    18,933.26x = 272,666,200.14
  5. Step 5: Solve for x
    x = 272,666,200.14/18,933.26
  6. Step 6: Final answer
    x = 14,401.44

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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.