Home / 16,416.10-22,638.84-13,069.96

Finding the Fourth Proportional to 16,416.10, 22,638.84 and 13,069.96

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Solution

The fourth proportional to 16,416.10, 22,638.84 and 13,069.96 is: 18,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,416.10 : 22,638.84 = 13,069.96 : x
  2. Step 2: Convert to fraction form
    16,416.10/22,638.84 = 13,069.96/x
  3. Step 3: Cross multiply
    16,416.10x = 22,638.84 × 13,069.96
  4. Step 4: Simplify right side
    16,416.10x = 295,888,733.25
  5. Step 5: Solve for x
    x = 295,888,733.25/16,416.10
  6. Step 6: Final answer
    x = 18,024.30

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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.