Home / 38,210.94-57,327.80-18,235.43

Finding the Fourth Proportional to 38,210.94, 57,327.80 and 18,235.43

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Solution

The fourth proportional to 38,210.94, 57,327.80 and 18,235.43 is: 27,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,210.94 : 57,327.80 = 18,235.43 : x
  2. Step 2: Convert to fraction form
    38,210.94/57,327.80 = 18,235.43/x
  3. Step 3: Cross multiply
    38,210.94x = 57,327.80 × 18,235.43
  4. Step 4: Simplify right side
    38,210.94x = 1,045,396,706.14
  5. Step 5: Solve for x
    x = 1,045,396,706.14/38,210.94
  6. Step 6: Final answer
    x = 27,358.57

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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.