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Finding the Fourth Proportional to 24,661.12, 36,997.92 and 7,130.86

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Solution

The fourth proportional to 24,661.12, 36,997.92 and 7,130.86 is: 10,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,661.12 : 36,997.92 = 7,130.86 : x
  2. Step 2: Convert to fraction form
    24,661.12/36,997.92 = 7,130.86/x
  3. Step 3: Cross multiply
    24,661.12x = 36,997.92 × 7,130.86
  4. Step 4: Simplify right side
    24,661.12x = 263,826,987.81
  5. Step 5: Solve for x
    x = 263,826,987.81/24,661.12
  6. Step 6: Final answer
    x = 10,698.09

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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.