Home / 13,901.73-20,855.68-4,040.19

Finding the Fourth Proportional to 13,901.73, 20,855.68 and 4,040.19

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Solution

The fourth proportional to 13,901.73, 20,855.68 and 4,040.19 is: 6,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.73 : 20,855.68 = 4,040.19 : x
  2. Step 2: Convert to fraction form
    13,901.73/20,855.68 = 4,040.19/x
  3. Step 3: Cross multiply
    13,901.73x = 20,855.68 × 4,040.19
  4. Step 4: Simplify right side
    13,901.73x = 84,260,841.02
  5. Step 5: Solve for x
    x = 84,260,841.02/13,901.73
  6. Step 6: Final answer
    x = 6,061.17

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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.