Home / 14,017.98-19,344.78-7,730.37

Finding the Fourth Proportional to 14,017.98, 19,344.78 and 7,730.37

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Solution

The fourth proportional to 14,017.98, 19,344.78 and 7,730.37 is: 10,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.98 : 19,344.78 = 7,730.37 : x
  2. Step 2: Convert to fraction form
    14,017.98/19,344.78 = 7,730.37/x
  3. Step 3: Cross multiply
    14,017.98x = 19,344.78 × 7,730.37
  4. Step 4: Simplify right side
    14,017.98x = 149,542,306.97
  5. Step 5: Solve for x
    x = 149,542,306.97/14,017.98
  6. Step 6: Final answer
    x = 10,667.89

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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.