Home / 10,283.50-15,427.42-4,127.50

Finding the Fourth Proportional to 10,283.50, 15,427.42 and 4,127.50

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Solution

The fourth proportional to 10,283.50, 15,427.42 and 4,127.50 is: 6,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.50 : 15,427.42 = 4,127.50 : x
  2. Step 2: Convert to fraction form
    10,283.50/15,427.42 = 4,127.50/x
  3. Step 3: Cross multiply
    10,283.50x = 15,427.42 × 4,127.50
  4. Step 4: Simplify right side
    10,283.50x = 63,676,676.05
  5. Step 5: Solve for x
    x = 63,676,676.05/10,283.50
  6. Step 6: Final answer
    x = 6,192.12

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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.