Home / 30,651.20-42,334.26-24,540.20

Finding the Fourth Proportional to 30,651.20, 42,334.26 and 24,540.20

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Solution

The fourth proportional to 30,651.20, 42,334.26 and 24,540.20 is: 33,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,651.20 : 42,334.26 = 24,540.20 : x
  2. Step 2: Convert to fraction form
    30,651.20/42,334.26 = 24,540.20/x
  3. Step 3: Cross multiply
    30,651.20x = 42,334.26 × 24,540.20
  4. Step 4: Simplify right side
    30,651.20x = 1,038,891,207.25
  5. Step 5: Solve for x
    x = 1,038,891,207.25/30,651.20
  6. Step 6: Final answer
    x = 33,893.98

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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.