Home / 38,757.61-58,137.81-10,679.86

Finding the Fourth Proportional to 38,757.61, 58,137.81 and 10,679.86

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Solution

The fourth proportional to 38,757.61, 58,137.81 and 10,679.86 is: 16,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,757.61 : 58,137.81 = 10,679.86 : x
  2. Step 2: Convert to fraction form
    38,757.61/58,137.81 = 10,679.86/x
  3. Step 3: Cross multiply
    38,757.61x = 58,137.81 × 10,679.86
  4. Step 4: Simplify right side
    38,757.61x = 620,903,671.51
  5. Step 5: Solve for x
    x = 620,903,671.51/38,757.61
  6. Step 6: Final answer
    x = 16,020.17

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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.