Home / 16,808.59-25,212.27-5,121.50

Finding the Fourth Proportional to 16,808.59, 25,212.27 and 5,121.50

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Solution

The fourth proportional to 16,808.59, 25,212.27 and 5,121.50 is: 7,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.59 : 25,212.27 = 5,121.50 : x
  2. Step 2: Convert to fraction form
    16,808.59/25,212.27 = 5,121.50/x
  3. Step 3: Cross multiply
    16,808.59x = 25,212.27 × 5,121.50
  4. Step 4: Simplify right side
    16,808.59x = 129,124,640.81
  5. Step 5: Solve for x
    x = 129,124,640.81/16,808.59
  6. Step 6: Final answer
    x = 7,682.06

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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.