Home / 38,864.82-58,302.66-19,143.54

Finding the Fourth Proportional to 38,864.82, 58,302.66 and 19,143.54

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Solution

The fourth proportional to 38,864.82, 58,302.66 and 19,143.54 is: 28,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.82 : 58,302.66 = 19,143.54 : x
  2. Step 2: Convert to fraction form
    38,864.82/58,302.66 = 19,143.54/x
  3. Step 3: Cross multiply
    38,864.82x = 58,302.66 × 19,143.54
  4. Step 4: Simplify right side
    38,864.82x = 1,116,119,303.82
  5. Step 5: Solve for x
    x = 1,116,119,303.82/38,864.82
  6. Step 6: Final answer
    x = 28,717.98

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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.