Home / 22,406.40-33,583.68-13,127.04

Finding the Fourth Proportional to 22,406.40, 33,583.68 and 13,127.04

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Solution

The fourth proportional to 22,406.40, 33,583.68 and 13,127.04 is: 19,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,406.40 : 33,583.68 = 13,127.04 : x
  2. Step 2: Convert to fraction form
    22,406.40/33,583.68 = 13,127.04/x
  3. Step 3: Cross multiply
    22,406.40x = 33,583.68 × 13,127.04
  4. Step 4: Simplify right side
    22,406.40x = 440,854,310.71
  5. Step 5: Solve for x
    x = 440,854,310.71/22,406.40
  6. Step 6: Final answer
    x = 19,675.37

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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.