Home / 38,701.80-58,007.34-17,881.56

Finding the Fourth Proportional to 38,701.80, 58,007.34 and 17,881.56

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Solution

The fourth proportional to 38,701.80, 58,007.34 and 17,881.56 is: 26,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.80 : 58,007.34 = 17,881.56 : x
  2. Step 2: Convert to fraction form
    38,701.80/58,007.34 = 17,881.56/x
  3. Step 3: Cross multiply
    38,701.80x = 58,007.34 × 17,881.56
  4. Step 4: Simplify right side
    38,701.80x = 1,037,261,730.65
  5. Step 5: Solve for x
    x = 1,037,261,730.65/38,701.80
  6. Step 6: Final answer
    x = 26,801.38

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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.