Home / 14,117.34-19,571.15-13,368.33

Finding the Fourth Proportional to 14,117.34, 19,571.15 and 13,368.33

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Solution

The fourth proportional to 14,117.34, 19,571.15 and 13,368.33 is: 18,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.34 : 19,571.15 = 13,368.33 : x
  2. Step 2: Convert to fraction form
    14,117.34/19,571.15 = 13,368.33/x
  3. Step 3: Cross multiply
    14,117.34x = 19,571.15 × 13,368.33
  4. Step 4: Simplify right side
    14,117.34x = 261,633,524.84
  5. Step 5: Solve for x
    x = 261,633,524.84/14,117.34
  6. Step 6: Final answer
    x = 18,532.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.