Home / 14,273.42-21,410.39-3,885.17

Finding the Fourth Proportional to 14,273.42, 21,410.39 and 3,885.17

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Solution

The fourth proportional to 14,273.42, 21,410.39 and 3,885.17 is: 5,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.42 : 21,410.39 = 3,885.17 : x
  2. Step 2: Convert to fraction form
    14,273.42/21,410.39 = 3,885.17/x
  3. Step 3: Cross multiply
    14,273.42x = 21,410.39 × 3,885.17
  4. Step 4: Simplify right side
    14,273.42x = 83,182,907.58
  5. Step 5: Solve for x
    x = 83,182,907.58/14,273.42
  6. Step 6: Final answer
    x = 5,827.82

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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.