Home / 13,794.51-19,055.64-13,282.46

Finding the Fourth Proportional to 13,794.51, 19,055.64 and 13,282.46

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Solution

The fourth proportional to 13,794.51, 19,055.64 and 13,282.46 is: 18,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.51 : 19,055.64 = 13,282.46 : x
  2. Step 2: Convert to fraction form
    13,794.51/19,055.64 = 13,282.46/x
  3. Step 3: Cross multiply
    13,794.51x = 19,055.64 × 13,282.46
  4. Step 4: Simplify right side
    13,794.51x = 253,105,680.80
  5. Step 5: Solve for x
    x = 253,105,680.80/13,794.51
  6. Step 6: Final answer
    x = 18,348.29

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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.