Home / 14,213.70-21,320.55-5,890.95

Finding the Fourth Proportional to 14,213.70, 21,320.55 and 5,890.95

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Solution

The fourth proportional to 14,213.70, 21,320.55 and 5,890.95 is: 8,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.70 : 21,320.55 = 5,890.95 : x
  2. Step 2: Convert to fraction form
    14,213.70/21,320.55 = 5,890.95/x
  3. Step 3: Cross multiply
    14,213.70x = 21,320.55 × 5,890.95
  4. Step 4: Simplify right side
    14,213.70x = 125,598,294.02
  5. Step 5: Solve for x
    x = 125,598,294.02/14,213.70
  6. Step 6: Final answer
    x = 8,836.43

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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.