Home / 16,293.30-22,483.41-9,579.21

Finding the Fourth Proportional to 16,293.30, 22,483.41 and 9,579.21

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Solution

The fourth proportional to 16,293.30, 22,483.41 and 9,579.21 is: 13,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.30 : 22,483.41 = 9,579.21 : x
  2. Step 2: Convert to fraction form
    16,293.30/22,483.41 = 9,579.21/x
  3. Step 3: Cross multiply
    16,293.30x = 22,483.41 × 9,579.21
  4. Step 4: Simplify right side
    16,293.30x = 215,373,305.91
  5. Step 5: Solve for x
    x = 215,373,305.91/16,293.30
  6. Step 6: Final answer
    x = 13,218.52

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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.