Home / 38,942.68-58,415.90-10,862.68

Finding the Fourth Proportional to 38,942.68, 58,415.90 and 10,862.68

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Solution

The fourth proportional to 38,942.68, 58,415.90 and 10,862.68 is: 16,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,942.68 : 58,415.90 = 10,862.68 : x
  2. Step 2: Convert to fraction form
    38,942.68/58,415.90 = 10,862.68/x
  3. Step 3: Cross multiply
    38,942.68x = 58,415.90 × 10,862.68
  4. Step 4: Simplify right side
    38,942.68x = 634,553,228.61
  5. Step 5: Solve for x
    x = 634,553,228.61/38,942.68
  6. Step 6: Final answer
    x = 16,294.54

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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.