Home / 38,857.96-58,280.72-13,893.35

Finding the Fourth Proportional to 38,857.96, 58,280.72 and 13,893.35

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Solution

The fourth proportional to 38,857.96, 58,280.72 and 13,893.35 is: 20,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,857.96 : 58,280.72 = 13,893.35 : x
  2. Step 2: Convert to fraction form
    38,857.96/58,280.72 = 13,893.35/x
  3. Step 3: Cross multiply
    38,857.96x = 58,280.72 × 13,893.35
  4. Step 4: Simplify right side
    38,857.96x = 809,714,441.21
  5. Step 5: Solve for x
    x = 809,714,441.21/38,857.96
  6. Step 6: Final answer
    x = 20,837.80

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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.