Home / 19,353.54-26,716.06-13,074.42

Finding the Fourth Proportional to 19,353.54, 26,716.06 and 13,074.42

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Solution

The fourth proportional to 19,353.54, 26,716.06 and 13,074.42 is: 18,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.54 : 26,716.06 = 13,074.42 : x
  2. Step 2: Convert to fraction form
    19,353.54/26,716.06 = 13,074.42/x
  3. Step 3: Cross multiply
    19,353.54x = 26,716.06 × 13,074.42
  4. Step 4: Simplify right side
    19,353.54x = 349,296,989.19
  5. Step 5: Solve for x
    x = 349,296,989.19/19,353.54
  6. Step 6: Final answer
    x = 18,048.22

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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.