Home / 38,328.39-57,494.21-13,370.94

Finding the Fourth Proportional to 38,328.39, 57,494.21 and 13,370.94

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Solution

The fourth proportional to 38,328.39, 57,494.21 and 13,370.94 is: 20,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.39 : 57,494.21 = 13,370.94 : x
  2. Step 2: Convert to fraction form
    38,328.39/57,494.21 = 13,370.94/x
  3. Step 3: Cross multiply
    38,328.39x = 57,494.21 × 13,370.94
  4. Step 4: Simplify right side
    38,328.39x = 768,751,565.40
  5. Step 5: Solve for x
    x = 768,751,565.40/38,328.39
  6. Step 6: Final answer
    x = 20,056.98

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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.