Home / 39,247.30-58,866.57-10,786.43

Finding the Fourth Proportional to 39,247.30, 58,866.57 and 10,786.43

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Solution

The fourth proportional to 39,247.30, 58,866.57 and 10,786.43 is: 16,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.30 : 58,866.57 = 10,786.43 : x
  2. Step 2: Convert to fraction form
    39,247.30/58,866.57 = 10,786.43/x
  3. Step 3: Cross multiply
    39,247.30x = 58,866.57 × 10,786.43
  4. Step 4: Simplify right side
    39,247.30x = 634,960,461.07
  5. Step 5: Solve for x
    x = 634,960,461.07/39,247.30
  6. Step 6: Final answer
    x = 16,178.45

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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.