Home / 23,985.88-35,984.92-8,403.12

Finding the Fourth Proportional to 23,985.88, 35,984.92 and 8,403.12

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Solution

The fourth proportional to 23,985.88, 35,984.92 and 8,403.12 is: 12,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.88 : 35,984.92 = 8,403.12 : x
  2. Step 2: Convert to fraction form
    23,985.88/35,984.92 = 8,403.12/x
  3. Step 3: Cross multiply
    23,985.88x = 35,984.92 × 8,403.12
  4. Step 4: Simplify right side
    23,985.88x = 302,385,600.95
  5. Step 5: Solve for x
    x = 302,385,600.95/23,985.88
  6. Step 6: Final answer
    x = 12,606.82

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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.