Home / 37,771.81-56,665.95-12,472.44

Finding the Fourth Proportional to 37,771.81, 56,665.95 and 12,472.44

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Solution

The fourth proportional to 37,771.81, 56,665.95 and 12,472.44 is: 18,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,771.81 : 56,665.95 = 12,472.44 : x
  2. Step 2: Convert to fraction form
    37,771.81/56,665.95 = 12,472.44/x
  3. Step 3: Cross multiply
    37,771.81x = 56,665.95 × 12,472.44
  4. Step 4: Simplify right side
    37,771.81x = 706,762,661.42
  5. Step 5: Solve for x
    x = 706,762,661.42/37,771.81
  6. Step 6: Final answer
    x = 18,711.38

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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.