Home / 16,203.96-24,263.88-13,878.90

Finding the Fourth Proportional to 16,203.96, 24,263.88 and 13,878.90

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Solution

The fourth proportional to 16,203.96, 24,263.88 and 13,878.90 is: 20,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.96 : 24,263.88 = 13,878.90 : x
  2. Step 2: Convert to fraction form
    16,203.96/24,263.88 = 13,878.90/x
  3. Step 3: Cross multiply
    16,203.96x = 24,263.88 × 13,878.90
  4. Step 4: Simplify right side
    16,203.96x = 336,755,964.13
  5. Step 5: Solve for x
    x = 336,755,964.13/16,203.96
  6. Step 6: Final answer
    x = 20,782.33

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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.