Home / 29,275.82-40,396.28-17,784.75

Finding the Fourth Proportional to 29,275.82, 40,396.28 and 17,784.75

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Solution

The fourth proportional to 29,275.82, 40,396.28 and 17,784.75 is: 24,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.82 : 40,396.28 = 17,784.75 : x
  2. Step 2: Convert to fraction form
    29,275.82/40,396.28 = 17,784.75/x
  3. Step 3: Cross multiply
    29,275.82x = 40,396.28 × 17,784.75
  4. Step 4: Simplify right side
    29,275.82x = 718,437,740.73
  5. Step 5: Solve for x
    x = 718,437,740.73/29,275.82
  6. Step 6: Final answer
    x = 24,540.31

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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.