Home / 50,646.90-69,878.48-29,135.52

Finding the Fourth Proportional to 50,646.90, 69,878.48 and 29,135.52

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Solution

The fourth proportional to 50,646.90, 69,878.48 and 29,135.52 is: 40,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.90 : 69,878.48 = 29,135.52 : x
  2. Step 2: Convert to fraction form
    50,646.90/69,878.48 = 29,135.52/x
  3. Step 3: Cross multiply
    50,646.90x = 69,878.48 × 29,135.52
  4. Step 4: Simplify right side
    50,646.90x = 2,035,945,851.61
  5. Step 5: Solve for x
    x = 2,035,945,851.61/50,646.90
  6. Step 6: Final answer
    x = 40,198.82

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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.