Home / 25,360.49-38,030.99-8,717.42

Finding the Fourth Proportional to 25,360.49, 38,030.99 and 8,717.42

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Solution

The fourth proportional to 25,360.49, 38,030.99 and 8,717.42 is: 13,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.49 : 38,030.99 = 8,717.42 : x
  2. Step 2: Convert to fraction form
    25,360.49/38,030.99 = 8,717.42/x
  3. Step 3: Cross multiply
    25,360.49x = 38,030.99 × 8,717.42
  4. Step 4: Simplify right side
    25,360.49x = 331,531,879.10
  5. Step 5: Solve for x
    x = 331,531,879.10/25,360.49
  6. Step 6: Final answer
    x = 13,072.77

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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.