Home / 16,832.47-25,255.19-6,441.79

Finding the Fourth Proportional to 16,832.47, 25,255.19 and 6,441.79

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Solution

The fourth proportional to 16,832.47, 25,255.19 and 6,441.79 is: 9,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.47 : 25,255.19 = 6,441.79 : x
  2. Step 2: Convert to fraction form
    16,832.47/25,255.19 = 6,441.79/x
  3. Step 3: Cross multiply
    16,832.47x = 25,255.19 × 6,441.79
  4. Step 4: Simplify right side
    16,832.47x = 162,688,630.39
  5. Step 5: Solve for x
    x = 162,688,630.39/16,832.47
  6. Step 6: Final answer
    x = 9,665.17

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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.