Home / 31,299.48-46,919.82-10,508.40

Finding the Fourth Proportional to 31,299.48, 46,919.82 and 10,508.40

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Solution

The fourth proportional to 31,299.48, 46,919.82 and 10,508.40 is: 15,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.48 : 46,919.82 = 10,508.40 : x
  2. Step 2: Convert to fraction form
    31,299.48/46,919.82 = 10,508.40/x
  3. Step 3: Cross multiply
    31,299.48x = 46,919.82 × 10,508.40
  4. Step 4: Simplify right side
    31,299.48x = 493,052,236.49
  5. Step 5: Solve for x
    x = 493,052,236.49/31,299.48
  6. Step 6: Final answer
    x = 15,752.73

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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.