Home / 19,045.82-28,576.80-10,270.49

Finding the Fourth Proportional to 19,045.82, 28,576.80 and 10,270.49

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Solution

The fourth proportional to 19,045.82, 28,576.80 and 10,270.49 is: 15,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.82 : 28,576.80 = 10,270.49 : x
  2. Step 2: Convert to fraction form
    19,045.82/28,576.80 = 10,270.49/x
  3. Step 3: Cross multiply
    19,045.82x = 28,576.80 × 10,270.49
  4. Step 4: Simplify right side
    19,045.82x = 293,497,738.63
  5. Step 5: Solve for x
    x = 293,497,738.63/19,045.82
  6. Step 6: Final answer
    x = 15,410.09

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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.