Home / 35,479.46-53,230.60-10,519.70

Finding the Fourth Proportional to 35,479.46, 53,230.60 and 10,519.70

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Solution

The fourth proportional to 35,479.46, 53,230.60 and 10,519.70 is: 15,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.46 : 53,230.60 = 10,519.70 : x
  2. Step 2: Convert to fraction form
    35,479.46/53,230.60 = 10,519.70/x
  3. Step 3: Cross multiply
    35,479.46x = 53,230.60 × 10,519.70
  4. Step 4: Simplify right side
    35,479.46x = 559,969,942.82
  5. Step 5: Solve for x
    x = 559,969,942.82/35,479.46
  6. Step 6: Final answer
    x = 15,782.93

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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.