Home / 39,180.37-58,774.71-12,517.03

Finding the Fourth Proportional to 39,180.37, 58,774.71 and 12,517.03

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Solution

The fourth proportional to 39,180.37, 58,774.71 and 12,517.03 is: 18,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,180.37 : 58,774.71 = 12,517.03 : x
  2. Step 2: Convert to fraction form
    39,180.37/58,774.71 = 12,517.03/x
  3. Step 3: Cross multiply
    39,180.37x = 58,774.71 × 12,517.03
  4. Step 4: Simplify right side
    39,180.37x = 735,684,808.31
  5. Step 5: Solve for x
    x = 735,684,808.31/39,180.37
  6. Step 6: Final answer
    x = 18,776.87

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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.