Home / 18,933.08-26,127.78-10,550.12

Finding the Fourth Proportional to 18,933.08, 26,127.78 and 10,550.12

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Solution

The fourth proportional to 18,933.08, 26,127.78 and 10,550.12 is: 14,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,933.08 : 26,127.78 = 10,550.12 : x
  2. Step 2: Convert to fraction form
    18,933.08/26,127.78 = 10,550.12/x
  3. Step 3: Cross multiply
    18,933.08x = 26,127.78 × 10,550.12
  4. Step 4: Simplify right side
    18,933.08x = 275,651,214.33
  5. Step 5: Solve for x
    x = 275,651,214.33/18,933.08
  6. Step 6: Final answer
    x = 14,559.24

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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.