Home / 14,516.84-21,778.46-5,282.60

Finding the Fourth Proportional to 14,516.84, 21,778.46 and 5,282.60

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Solution

The fourth proportional to 14,516.84, 21,778.46 and 5,282.60 is: 7,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.84 : 21,778.46 = 5,282.60 : x
  2. Step 2: Convert to fraction form
    14,516.84/21,778.46 = 5,282.60/x
  3. Step 3: Cross multiply
    14,516.84x = 21,778.46 × 5,282.60
  4. Step 4: Simplify right side
    14,516.84x = 115,046,892.80
  5. Step 5: Solve for x
    x = 115,046,892.80/14,516.84
  6. Step 6: Final answer
    x = 7,925.06

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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.