Home / 12,837.52-19,256.96-3,604.24

Finding the Fourth Proportional to 12,837.52, 19,256.96 and 3,604.24

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Solution

The fourth proportional to 12,837.52, 19,256.96 and 3,604.24 is: 5,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.52 : 19,256.96 = 3,604.24 : x
  2. Step 2: Convert to fraction form
    12,837.52/19,256.96 = 3,604.24/x
  3. Step 3: Cross multiply
    12,837.52x = 19,256.96 × 3,604.24
  4. Step 4: Simplify right side
    12,837.52x = 69,406,705.51
  5. Step 5: Solve for x
    x = 69,406,705.51/12,837.52
  6. Step 6: Final answer
    x = 5,406.55

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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.