Home / 12,362.93-18,542.49-4,042.98

Finding the Fourth Proportional to 12,362.93, 18,542.49 and 4,042.98

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Solution

The fourth proportional to 12,362.93, 18,542.49 and 4,042.98 is: 6,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.93 : 18,542.49 = 4,042.98 : x
  2. Step 2: Convert to fraction form
    12,362.93/18,542.49 = 4,042.98/x
  3. Step 3: Cross multiply
    12,362.93x = 18,542.49 × 4,042.98
  4. Step 4: Simplify right side
    12,362.93x = 74,966,916.22
  5. Step 5: Solve for x
    x = 74,966,916.22/12,362.93
  6. Step 6: Final answer
    x = 6,063.85

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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.