Home / 16,293.21-22,483.28-9,579.12

Finding the Fourth Proportional to 16,293.21, 22,483.28 and 9,579.12

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Solution

The fourth proportional to 16,293.21, 22,483.28 and 9,579.12 is: 13,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.21 : 22,483.28 = 9,579.12 : x
  2. Step 2: Convert to fraction form
    16,293.21/22,483.28 = 9,579.12/x
  3. Step 3: Cross multiply
    16,293.21x = 22,483.28 × 9,579.12
  4. Step 4: Simplify right side
    16,293.21x = 215,370,037.11
  5. Step 5: Solve for x
    x = 215,370,037.11/16,293.21
  6. Step 6: Final answer
    x = 13,218.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.