Home / 14,215.01-21,304.69-10,940.45

Finding the Fourth Proportional to 14,215.01, 21,304.69 and 10,940.45

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Solution

The fourth proportional to 14,215.01, 21,304.69 and 10,940.45 is: 16,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215.01 : 21,304.69 = 10,940.45 : x
  2. Step 2: Convert to fraction form
    14,215.01/21,304.69 = 10,940.45/x
  3. Step 3: Cross multiply
    14,215.01x = 21,304.69 × 10,940.45
  4. Step 4: Simplify right side
    14,215.01x = 233,082,761.84
  5. Step 5: Solve for x
    x = 233,082,761.84/14,215.01
  6. Step 6: Final answer
    x = 16,396.95

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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.