Home / 50,435.66-69,648.45-31,605.59

Finding the Fourth Proportional to 50,435.66, 69,648.45 and 31,605.59

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Solution

The fourth proportional to 50,435.66, 69,648.45 and 31,605.59 is: 43,645.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,435.66 : 69,648.45 = 31,605.59 : x
  2. Step 2: Convert to fraction form
    50,435.66/69,648.45 = 31,605.59/x
  3. Step 3: Cross multiply
    50,435.66x = 69,648.45 × 31,605.59
  4. Step 4: Simplify right side
    50,435.66x = 2,201,280,354.84
  5. Step 5: Solve for x
    x = 2,201,280,354.84/50,435.66
  6. Step 6: Final answer
    x = 43,645.32

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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.