Home / 14,090.49-19,418.27-12,196.17

Finding the Fourth Proportional to 14,090.49, 19,418.27 and 12,196.17

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Solution

The fourth proportional to 14,090.49, 19,418.27 and 12,196.17 is: 16,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.49 : 19,418.27 = 12,196.17 : x
  2. Step 2: Convert to fraction form
    14,090.49/19,418.27 = 12,196.17/x
  3. Step 3: Cross multiply
    14,090.49x = 19,418.27 × 12,196.17
  4. Step 4: Simplify right side
    14,090.49x = 236,828,461.05
  5. Step 5: Solve for x
    x = 236,828,461.05/14,090.49
  6. Step 6: Final answer
    x = 16,807.68

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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.