Home / 16,579.26-22,871.64-9,861.12

Finding the Fourth Proportional to 16,579.26, 22,871.64 and 9,861.12

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Solution

The fourth proportional to 16,579.26, 22,871.64 and 9,861.12 is: 13,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.26 : 22,871.64 = 9,861.12 : x
  2. Step 2: Convert to fraction form
    16,579.26/22,871.64 = 9,861.12/x
  3. Step 3: Cross multiply
    16,579.26x = 22,871.64 × 9,861.12
  4. Step 4: Simplify right side
    16,579.26x = 225,539,986.64
  5. Step 5: Solve for x
    x = 225,539,986.64/16,579.26
  6. Step 6: Final answer
    x = 13,603.74

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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.