Home / 13,952.12-19,196.80-12,057.63

Finding the Fourth Proportional to 13,952.12, 19,196.80 and 12,057.63

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Solution

The fourth proportional to 13,952.12, 19,196.80 and 12,057.63 is: 16,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.12 : 19,196.80 = 12,057.63 : x
  2. Step 2: Convert to fraction form
    13,952.12/19,196.80 = 12,057.63/x
  3. Step 3: Cross multiply
    13,952.12x = 19,196.80 × 12,057.63
  4. Step 4: Simplify right side
    13,952.12x = 231,467,809.45
  5. Step 5: Solve for x
    x = 231,467,809.45/13,952.12
  6. Step 6: Final answer
    x = 16,590.16

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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.