Home / 17,933.81-26,875.19-13,216.77

Finding the Fourth Proportional to 17,933.81, 26,875.19 and 13,216.77

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Solution

The fourth proportional to 17,933.81, 26,875.19 and 13,216.77 is: 19,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.81 : 26,875.19 = 13,216.77 : x
  2. Step 2: Convert to fraction form
    17,933.81/26,875.19 = 13,216.77/x
  3. Step 3: Cross multiply
    17,933.81x = 26,875.19 × 13,216.77
  4. Step 4: Simplify right side
    17,933.81x = 355,203,237.98
  5. Step 5: Solve for x
    x = 355,203,237.98/17,933.81
  6. Step 6: Final answer
    x = 19,806.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.