Home / 41,871.40-62,813.37-12,285.74

Finding the Fourth Proportional to 41,871.40, 62,813.37 and 12,285.74

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Solution

The fourth proportional to 41,871.40, 62,813.37 and 12,285.74 is: 18,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,871.40 : 62,813.37 = 12,285.74 : x
  2. Step 2: Convert to fraction form
    41,871.40/62,813.37 = 12,285.74/x
  3. Step 3: Cross multiply
    41,871.40x = 62,813.37 × 12,285.74
  4. Step 4: Simplify right side
    41,871.40x = 771,708,732.34
  5. Step 5: Solve for x
    x = 771,708,732.34/41,871.40
  6. Step 6: Final answer
    x = 18,430.45

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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.