Home / 14,017.70-19,344.48-7,730.03

Finding the Fourth Proportional to 14,017.70, 19,344.48 and 7,730.03

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Solution

The fourth proportional to 14,017.70, 19,344.48 and 7,730.03 is: 10,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.70 : 19,344.48 = 7,730.03 : x
  2. Step 2: Convert to fraction form
    14,017.70/19,344.48 = 7,730.03/x
  3. Step 3: Cross multiply
    14,017.70x = 19,344.48 × 7,730.03
  4. Step 4: Simplify right side
    14,017.70x = 149,533,410.73
  5. Step 5: Solve for x
    x = 149,533,410.73/14,017.70
  6. Step 6: Final answer
    x = 10,667.47

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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.