Home / 14,371.48-21,544.26-5,135.32

Finding the Fourth Proportional to 14,371.48, 21,544.26 and 5,135.32

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Solution

The fourth proportional to 14,371.48, 21,544.26 and 5,135.32 is: 7,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.48 : 21,544.26 = 5,135.32 : x
  2. Step 2: Convert to fraction form
    14,371.48/21,544.26 = 5,135.32/x
  3. Step 3: Cross multiply
    14,371.48x = 21,544.26 × 5,135.32
  4. Step 4: Simplify right side
    14,371.48x = 110,636,669.26
  5. Step 5: Solve for x
    x = 110,636,669.26/14,371.48
  6. Step 6: Final answer
    x = 7,698.35

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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.