Home / 13,946.13-19,213.55-9,635.09

Finding the Fourth Proportional to 13,946.13, 19,213.55 and 9,635.09

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Solution

The fourth proportional to 13,946.13, 19,213.55 and 9,635.09 is: 13,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.13 : 19,213.55 = 9,635.09 : x
  2. Step 2: Convert to fraction form
    13,946.13/19,213.55 = 9,635.09/x
  3. Step 3: Cross multiply
    13,946.13x = 19,213.55 × 9,635.09
  4. Step 4: Simplify right side
    13,946.13x = 185,124,310.37
  5. Step 5: Solve for x
    x = 185,124,310.37/13,946.13
  6. Step 6: Final answer
    x = 13,274.24

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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.