Home / 16,815.09-25,210.29-8,056.16

Finding the Fourth Proportional to 16,815.09, 25,210.29 and 8,056.16

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Solution

The fourth proportional to 16,815.09, 25,210.29 and 8,056.16 is: 12,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.09 : 25,210.29 = 8,056.16 : x
  2. Step 2: Convert to fraction form
    16,815.09/25,210.29 = 8,056.16/x
  3. Step 3: Cross multiply
    16,815.09x = 25,210.29 × 8,056.16
  4. Step 4: Simplify right side
    16,815.09x = 203,098,129.89
  5. Step 5: Solve for x
    x = 203,098,129.89/16,815.09
  6. Step 6: Final answer
    x = 12,078.33

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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.