Home / 23,499.12-35,217.36-12,403.20

Finding the Fourth Proportional to 23,499.12, 35,217.36 and 12,403.20

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Solution

The fourth proportional to 23,499.12, 35,217.36 and 12,403.20 is: 18,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,499.12 : 35,217.36 = 12,403.20 : x
  2. Step 2: Convert to fraction form
    23,499.12/35,217.36 = 12,403.20/x
  3. Step 3: Cross multiply
    23,499.12x = 35,217.36 × 12,403.20
  4. Step 4: Simplify right side
    23,499.12x = 436,807,959.55
  5. Step 5: Solve for x
    x = 436,807,959.55/23,499.12
  6. Step 6: Final answer
    x = 18,588.27

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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.