Home / 14,306.82-21,464.90-6,912.13

Finding the Fourth Proportional to 14,306.82, 21,464.90 and 6,912.13

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Solution

The fourth proportional to 14,306.82, 21,464.90 and 6,912.13 is: 10,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.82 : 21,464.90 = 6,912.13 : x
  2. Step 2: Convert to fraction form
    14,306.82/21,464.90 = 6,912.13/x
  3. Step 3: Cross multiply
    14,306.82x = 21,464.90 × 6,912.13
  4. Step 4: Simplify right side
    14,306.82x = 148,368,196.52
  5. Step 5: Solve for x
    x = 148,368,196.52/14,306.82
  6. Step 6: Final answer
    x = 10,370.45

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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.