Home / 16,819.80-25,232.76-6,953.72

Finding the Fourth Proportional to 16,819.80, 25,232.76 and 6,953.72

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Solution

The fourth proportional to 16,819.80, 25,232.76 and 6,953.72 is: 10,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.80 : 25,232.76 = 6,953.72 : x
  2. Step 2: Convert to fraction form
    16,819.80/25,232.76 = 6,953.72/x
  3. Step 3: Cross multiply
    16,819.80x = 25,232.76 × 6,953.72
  4. Step 4: Simplify right side
    16,819.80x = 175,461,547.87
  5. Step 5: Solve for x
    x = 175,461,547.87/16,819.80
  6. Step 6: Final answer
    x = 10,431.85

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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.