Home / 14,166.04-21,252.38-13,930.96

Finding the Fourth Proportional to 14,166.04, 21,252.38 and 13,930.96

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Solution

The fourth proportional to 14,166.04, 21,252.38 and 13,930.96 is: 20,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.04 : 21,252.38 = 13,930.96 : x
  2. Step 2: Convert to fraction form
    14,166.04/21,252.38 = 13,930.96/x
  3. Step 3: Cross multiply
    14,166.04x = 21,252.38 × 13,930.96
  4. Step 4: Simplify right side
    14,166.04x = 296,066,055.68
  5. Step 5: Solve for x
    x = 296,066,055.68/14,166.04
  6. Step 6: Final answer
    x = 20,899.70

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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.