Home / 45,032.48-67,550.09-15,449.90

Finding the Fourth Proportional to 45,032.48, 67,550.09 and 15,449.90

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Solution

The fourth proportional to 45,032.48, 67,550.09 and 15,449.90 is: 23,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,032.48 : 67,550.09 = 15,449.90 : x
  2. Step 2: Convert to fraction form
    45,032.48/67,550.09 = 15,449.90/x
  3. Step 3: Cross multiply
    45,032.48x = 67,550.09 × 15,449.90
  4. Step 4: Simplify right side
    45,032.48x = 1,043,641,720.49
  5. Step 5: Solve for x
    x = 1,043,641,720.49/45,032.48
  6. Step 6: Final answer
    x = 23,175.31

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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.