Home / 12,193.24-16,814.10-10,430.68

Finding the Fourth Proportional to 12,193.24, 16,814.10 and 10,430.68

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Solution

The fourth proportional to 12,193.24, 16,814.10 and 10,430.68 is: 14,383.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193.24 : 16,814.10 = 10,430.68 : x
  2. Step 2: Convert to fraction form
    12,193.24/16,814.10 = 10,430.68/x
  3. Step 3: Cross multiply
    12,193.24x = 16,814.10 × 10,430.68
  4. Step 4: Simplify right side
    12,193.24x = 175,382,496.59
  5. Step 5: Solve for x
    x = 175,382,496.59/12,193.24
  6. Step 6: Final answer
    x = 14,383.58

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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.