Home / 14,252.06-21,378.81-4,398.08

Finding the Fourth Proportional to 14,252.06, 21,378.81 and 4,398.08

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Solution

The fourth proportional to 14,252.06, 21,378.81 and 4,398.08 is: 6,597.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.06 : 21,378.81 = 4,398.08 : x
  2. Step 2: Convert to fraction form
    14,252.06/21,378.81 = 4,398.08/x
  3. Step 3: Cross multiply
    14,252.06x = 21,378.81 × 4,398.08
  4. Step 4: Simplify right side
    14,252.06x = 94,025,716.68
  5. Step 5: Solve for x
    x = 94,025,716.68/14,252.06
  6. Step 6: Final answer
    x = 6,597.34

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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.