Home / 38,628.95-57,952.46-11,973.54

Finding the Fourth Proportional to 38,628.95, 57,952.46 and 11,973.54

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Solution

The fourth proportional to 38,628.95, 57,952.46 and 11,973.54 is: 17,963.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,628.95 : 57,952.46 = 11,973.54 : x
  2. Step 2: Convert to fraction form
    38,628.95/57,952.46 = 11,973.54/x
  3. Step 3: Cross multiply
    38,628.95x = 57,952.46 × 11,973.54
  4. Step 4: Simplify right side
    38,628.95x = 693,896,097.91
  5. Step 5: Solve for x
    x = 693,896,097.91/38,628.95
  6. Step 6: Final answer
    x = 17,963.11

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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.