Home / 14,123.11-21,172.59-5,797.93

Finding the Fourth Proportional to 14,123.11, 21,172.59 and 5,797.93

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Solution

The fourth proportional to 14,123.11, 21,172.59 and 5,797.93 is: 8,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.11 : 21,172.59 = 5,797.93 : x
  2. Step 2: Convert to fraction form
    14,123.11/21,172.59 = 5,797.93/x
  3. Step 3: Cross multiply
    14,123.11x = 21,172.59 × 5,797.93
  4. Step 4: Simplify right side
    14,123.11x = 122,757,181.51
  5. Step 5: Solve for x
    x = 122,757,181.51/14,123.11
  6. Step 6: Final answer
    x = 8,691.94

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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.