Home / 14,549.52-21,829.68-7,619.16

Finding the Fourth Proportional to 14,549.52, 21,829.68 and 7,619.16

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Solution

The fourth proportional to 14,549.52, 21,829.68 and 7,619.16 is: 11,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.52 : 21,829.68 = 7,619.16 : x
  2. Step 2: Convert to fraction form
    14,549.52/21,829.68 = 7,619.16/x
  3. Step 3: Cross multiply
    14,549.52x = 21,829.68 × 7,619.16
  4. Step 4: Simplify right side
    14,549.52x = 166,323,824.67
  5. Step 5: Solve for x
    x = 166,323,824.67/14,549.52
  6. Step 6: Final answer
    x = 11,431.57

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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.