Home / 14,082.04-21,109.02-7,844.86

Finding the Fourth Proportional to 14,082.04, 21,109.02 and 7,844.86

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Solution

The fourth proportional to 14,082.04, 21,109.02 and 7,844.86 is: 11,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.04 : 21,109.02 = 7,844.86 : x
  2. Step 2: Convert to fraction form
    14,082.04/21,109.02 = 7,844.86/x
  3. Step 3: Cross multiply
    14,082.04x = 21,109.02 × 7,844.86
  4. Step 4: Simplify right side
    14,082.04x = 165,597,306.64
  5. Step 5: Solve for x
    x = 165,597,306.64/14,082.04
  6. Step 6: Final answer
    x = 11,759.47

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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.