Home / 12,357.24-18,535.80-4,042.92

Finding the Fourth Proportional to 12,357.24, 18,535.80 and 4,042.92

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Solution

The fourth proportional to 12,357.24, 18,535.80 and 4,042.92 is: 6,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357.24 : 18,535.80 = 4,042.92 : x
  2. Step 2: Convert to fraction form
    12,357.24/18,535.80 = 4,042.92/x
  3. Step 3: Cross multiply
    12,357.24x = 18,535.80 × 4,042.92
  4. Step 4: Simplify right side
    12,357.24x = 74,938,756.54
  5. Step 5: Solve for x
    x = 74,938,756.54/12,357.24
  6. Step 6: Final answer
    x = 6,064.36

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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.