Home / 16,742.15-25,112.52-6,881.16

Finding the Fourth Proportional to 16,742.15, 25,112.52 and 6,881.16

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Solution

The fourth proportional to 16,742.15, 25,112.52 and 6,881.16 is: 10,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.15 : 25,112.52 = 6,881.16 : x
  2. Step 2: Convert to fraction form
    16,742.15/25,112.52 = 6,881.16/x
  3. Step 3: Cross multiply
    16,742.15x = 25,112.52 × 6,881.16
  4. Step 4: Simplify right side
    16,742.15x = 172,803,268.12
  5. Step 5: Solve for x
    x = 172,803,268.12/16,742.15
  6. Step 6: Final answer
    x = 10,321.45

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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.