Home / 16,920.28-25,343.46-7,029.57

Finding the Fourth Proportional to 16,920.28, 25,343.46 and 7,029.57

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Solution

The fourth proportional to 16,920.28, 25,343.46 and 7,029.57 is: 10,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.28 : 25,343.46 = 7,029.57 : x
  2. Step 2: Convert to fraction form
    16,920.28/25,343.46 = 7,029.57/x
  3. Step 3: Cross multiply
    16,920.28x = 25,343.46 × 7,029.57
  4. Step 4: Simplify right side
    16,920.28x = 178,153,626.11
  5. Step 5: Solve for x
    x = 178,153,626.11/16,920.28
  6. Step 6: Final answer
    x = 10,529.00

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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.