Home / 16,711.36-25,077.84-7,956.16

Finding the Fourth Proportional to 16,711.36, 25,077.84 and 7,956.16

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Solution

The fourth proportional to 16,711.36, 25,077.84 and 7,956.16 is: 11,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.36 : 25,077.84 = 7,956.16 : x
  2. Step 2: Convert to fraction form
    16,711.36/25,077.84 = 7,956.16/x
  3. Step 3: Cross multiply
    16,711.36x = 25,077.84 × 7,956.16
  4. Step 4: Simplify right side
    16,711.36x = 199,523,307.49
  5. Step 5: Solve for x
    x = 199,523,307.49/16,711.36
  6. Step 6: Final answer
    x = 11,939.38

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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.