Home / 14,074.35-19,422.62-7,701.54

Finding the Fourth Proportional to 14,074.35, 19,422.62 and 7,701.54

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Solution

The fourth proportional to 14,074.35, 19,422.62 and 7,701.54 is: 10,628.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.35 : 19,422.62 = 7,701.54 : x
  2. Step 2: Convert to fraction form
    14,074.35/19,422.62 = 7,701.54/x
  3. Step 3: Cross multiply
    14,074.35x = 19,422.62 × 7,701.54
  4. Step 4: Simplify right side
    14,074.35x = 149,584,084.83
  5. Step 5: Solve for x
    x = 149,584,084.83/14,074.35
  6. Step 6: Final answer
    x = 10,628.13

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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.