Home / 14,415.40-21,622.38-5,052.52

Finding the Fourth Proportional to 14,415.40, 21,622.38 and 5,052.52

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Solution

The fourth proportional to 14,415.40, 21,622.38 and 5,052.52 is: 7,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.40 : 21,622.38 = 5,052.52 : x
  2. Step 2: Convert to fraction form
    14,415.40/21,622.38 = 5,052.52/x
  3. Step 3: Cross multiply
    14,415.40x = 21,622.38 × 5,052.52
  4. Step 4: Simplify right side
    14,415.40x = 109,247,507.40
  5. Step 5: Solve for x
    x = 109,247,507.40/14,415.40
  6. Step 6: Final answer
    x = 7,578.53

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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.