Home / 14,318.37-21,459.96-6,825.87

Finding the Fourth Proportional to 14,318.37, 21,459.96 and 6,825.87

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Solution

The fourth proportional to 14,318.37, 21,459.96 and 6,825.87 is: 10,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.37 : 21,459.96 = 6,825.87 : x
  2. Step 2: Convert to fraction form
    14,318.37/21,459.96 = 6,825.87/x
  3. Step 3: Cross multiply
    14,318.37x = 21,459.96 × 6,825.87
  4. Step 4: Simplify right side
    14,318.37x = 146,482,897.17
  5. Step 5: Solve for x
    x = 146,482,897.17/14,318.37
  6. Step 6: Final answer
    x = 10,230.42

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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.