Home / 16,812.90-25,212.06-5,716.62

Finding the Fourth Proportional to 16,812.90, 25,212.06 and 5,716.62

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Solution

The fourth proportional to 16,812.90, 25,212.06 and 5,716.62 is: 8,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,812.90 : 25,212.06 = 5,716.62 : x
  2. Step 2: Convert to fraction form
    16,812.90/25,212.06 = 5,716.62/x
  3. Step 3: Cross multiply
    16,812.90x = 25,212.06 × 5,716.62
  4. Step 4: Simplify right side
    16,812.90x = 144,127,766.44
  5. Step 5: Solve for x
    x = 144,127,766.44/16,812.90
  6. Step 6: Final answer
    x = 8,572.45

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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.