Home / 48,993.63-67,609.25-28,851.36

Finding the Fourth Proportional to 48,993.63, 67,609.25 and 28,851.36

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Solution

The fourth proportional to 48,993.63, 67,609.25 and 28,851.36 is: 39,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,993.63 : 67,609.25 = 28,851.36 : x
  2. Step 2: Convert to fraction form
    48,993.63/67,609.25 = 28,851.36/x
  3. Step 3: Cross multiply
    48,993.63x = 67,609.25 × 28,851.36
  4. Step 4: Simplify right side
    48,993.63x = 1,950,618,328.78
  5. Step 5: Solve for x
    x = 1,950,618,328.78/48,993.63
  6. Step 6: Final answer
    x = 39,813.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.