Home / 14,417.21-21,626.58-13,628.36

Finding the Fourth Proportional to 14,417.21, 21,626.58 and 13,628.36

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Solution

The fourth proportional to 14,417.21, 21,626.58 and 13,628.36 is: 20,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.21 : 21,626.58 = 13,628.36 : x
  2. Step 2: Convert to fraction form
    14,417.21/21,626.58 = 13,628.36/x
  3. Step 3: Cross multiply
    14,417.21x = 21,626.58 × 13,628.36
  4. Step 4: Simplify right side
    14,417.21x = 294,734,709.68
  5. Step 5: Solve for x
    x = 294,734,709.68/14,417.21
  6. Step 6: Final answer
    x = 20,443.26

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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.