Home / 16,867.64-25,301.46-5,179.34

Finding the Fourth Proportional to 16,867.64, 25,301.46 and 5,179.34

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Solution

The fourth proportional to 16,867.64, 25,301.46 and 5,179.34 is: 7,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.64 : 25,301.46 = 5,179.34 : x
  2. Step 2: Convert to fraction form
    16,867.64/25,301.46 = 5,179.34/x
  3. Step 3: Cross multiply
    16,867.64x = 25,301.46 × 5,179.34
  4. Step 4: Simplify right side
    16,867.64x = 131,044,946.51
  5. Step 5: Solve for x
    x = 131,044,946.51/16,867.64
  6. Step 6: Final answer
    x = 7,769.01

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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.