Home / 16,827.30-25,249.05-12,877.20

Finding the Fourth Proportional to 16,827.30, 25,249.05 and 12,877.20

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Solution

The fourth proportional to 16,827.30, 25,249.05 and 12,877.20 is: 19,322.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.30 : 25,249.05 = 12,877.20 : x
  2. Step 2: Convert to fraction form
    16,827.30/25,249.05 = 12,877.20/x
  3. Step 3: Cross multiply
    16,827.30x = 25,249.05 × 12,877.20
  4. Step 4: Simplify right side
    16,827.30x = 325,137,066.66
  5. Step 5: Solve for x
    x = 325,137,066.66/16,827.30
  6. Step 6: Final answer
    x = 19,322.00

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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.