Home / 14,228.29-21,344.76-5,344.32

Finding the Fourth Proportional to 14,228.29, 21,344.76 and 5,344.32

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Solution

The fourth proportional to 14,228.29, 21,344.76 and 5,344.32 is: 8,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.29 : 21,344.76 = 5,344.32 : x
  2. Step 2: Convert to fraction form
    14,228.29/21,344.76 = 5,344.32/x
  3. Step 3: Cross multiply
    14,228.29x = 21,344.76 × 5,344.32
  4. Step 4: Simplify right side
    14,228.29x = 114,073,094.32
  5. Step 5: Solve for x
    x = 114,073,094.32/14,228.29
  6. Step 6: Final answer
    x = 8,017.34

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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.