Home / 38,897.80-58,340.94-12,604.84

Finding the Fourth Proportional to 38,897.80, 58,340.94 and 12,604.84

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Solution

The fourth proportional to 38,897.80, 58,340.94 and 12,604.84 is: 18,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.80 : 58,340.94 = 12,604.84 : x
  2. Step 2: Convert to fraction form
    38,897.80/58,340.94 = 12,604.84/x
  3. Step 3: Cross multiply
    38,897.80x = 58,340.94 × 12,604.84
  4. Step 4: Simplify right side
    38,897.80x = 735,378,214.15
  5. Step 5: Solve for x
    x = 735,378,214.15/38,897.80
  6. Step 6: Final answer
    x = 18,905.39

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1.5x scale

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.