Home / 24,150.20-36,243.30-12,457.40

Finding the Fourth Proportional to 24,150.20, 36,243.30 and 12,457.40

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Solution

The fourth proportional to 24,150.20, 36,243.30 and 12,457.40 is: 18,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,150.20 : 36,243.30 = 12,457.40 : x
  2. Step 2: Convert to fraction form
    24,150.20/36,243.30 = 12,457.40/x
  3. Step 3: Cross multiply
    24,150.20x = 36,243.30 × 12,457.40
  4. Step 4: Simplify right side
    24,150.20x = 451,497,285.42
  5. Step 5: Solve for x
    x = 451,497,285.42/24,150.20
  6. Step 6: Final answer
    x = 18,695.38

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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.