Home / 37,013.40-55,492.74-19,218.51

Finding the Fourth Proportional to 37,013.40, 55,492.74 and 19,218.51

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Solution

The fourth proportional to 37,013.40, 55,492.74 and 19,218.51 is: 28,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,013.40 : 55,492.74 = 19,218.51 : x
  2. Step 2: Convert to fraction form
    37,013.40/55,492.74 = 19,218.51/x
  3. Step 3: Cross multiply
    37,013.40x = 55,492.74 × 19,218.51
  4. Step 4: Simplify right side
    37,013.40x = 1,066,487,778.62
  5. Step 5: Solve for x
    x = 1,066,487,778.62/37,013.40
  6. Step 6: Final answer
    x = 28,813.56

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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.