Home / 12,877.77-19,312.57-12,037.24

Finding the Fourth Proportional to 12,877.77, 19,312.57 and 12,037.24

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Solution

The fourth proportional to 12,877.77, 19,312.57 and 12,037.24 is: 18,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877.77 : 19,312.57 = 12,037.24 : x
  2. Step 2: Convert to fraction form
    12,877.77/19,312.57 = 12,037.24/x
  3. Step 3: Cross multiply
    12,877.77x = 19,312.57 × 12,037.24
  4. Step 4: Simplify right side
    12,877.77x = 232,469,883.36
  5. Step 5: Solve for x
    x = 232,469,883.36/12,877.77
  6. Step 6: Final answer
    x = 18,052.03

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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.