Home / 13,903.73-20,857.68-4,041.72

Finding the Fourth Proportional to 13,903.73, 20,857.68 and 4,041.72

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Solution

The fourth proportional to 13,903.73, 20,857.68 and 4,041.72 is: 6,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.73 : 20,857.68 = 4,041.72 : x
  2. Step 2: Convert to fraction form
    13,903.73/20,857.68 = 4,041.72/x
  3. Step 3: Cross multiply
    13,903.73x = 20,857.68 × 4,041.72
  4. Step 4: Simplify right side
    13,903.73x = 84,300,980.63
  5. Step 5: Solve for x
    x = 84,300,980.63/13,903.73
  6. Step 6: Final answer
    x = 6,063.19

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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.