Home / 45,330.86-67,996.18-12,050.91

Finding the Fourth Proportional to 45,330.86, 67,996.18 and 12,050.91

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Solution

The fourth proportional to 45,330.86, 67,996.18 and 12,050.91 is: 18,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.86 : 67,996.18 = 12,050.91 : x
  2. Step 2: Convert to fraction form
    45,330.86/67,996.18 = 12,050.91/x
  3. Step 3: Cross multiply
    45,330.86x = 67,996.18 × 12,050.91
  4. Step 4: Simplify right side
    45,330.86x = 819,415,785.27
  5. Step 5: Solve for x
    x = 819,415,785.27/45,330.86
  6. Step 6: Final answer
    x = 18,076.33

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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.