Home / 40,895.08-61,339.66-10,907

Finding the Fourth Proportional to 40,895.08, 61,339.66 and 10,907

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Solution

The fourth proportional to 40,895.08, 61,339.66 and 10,907 is: 16,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,895.08 : 61,339.66 = 10,907 : x
  2. Step 2: Convert to fraction form
    40,895.08/61,339.66 = 10,907/x
  3. Step 3: Cross multiply
    40,895.08x = 61,339.66 × 10,907
  4. Step 4: Simplify right side
    40,895.08x = 669,031,671.62
  5. Step 5: Solve for x
    x = 669,031,671.62/40,895.08
  6. Step 6: Final answer
    x = 16,359.71

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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.