Home / 38,291.32-57,415.38-14,890.96

Finding the Fourth Proportional to 38,291.32, 57,415.38 and 14,890.96

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Solution

The fourth proportional to 38,291.32, 57,415.38 and 14,890.96 is: 22,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.32 : 57,415.38 = 14,890.96 : x
  2. Step 2: Convert to fraction form
    38,291.32/57,415.38 = 14,890.96/x
  3. Step 3: Cross multiply
    38,291.32x = 57,415.38 × 14,890.96
  4. Step 4: Simplify right side
    38,291.32x = 854,970,126.96
  5. Step 5: Solve for x
    x = 854,970,126.96/38,291.32
  6. Step 6: Final answer
    x = 22,328.04

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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.