Home / 12,852.44-19,270.14-7,308.40

Finding the Fourth Proportional to 12,852.44, 19,270.14 and 7,308.40

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Solution

The fourth proportional to 12,852.44, 19,270.14 and 7,308.40 is: 10,957.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.44 : 19,270.14 = 7,308.40 : x
  2. Step 2: Convert to fraction form
    12,852.44/19,270.14 = 7,308.40/x
  3. Step 3: Cross multiply
    12,852.44x = 19,270.14 × 7,308.40
  4. Step 4: Simplify right side
    12,852.44x = 140,833,891.18
  5. Step 5: Solve for x
    x = 140,833,891.18/12,852.44
  6. Step 6: Final answer
    x = 10,957.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.