Home / 37,381.86-56,078.39-12,072.92

Finding the Fourth Proportional to 37,381.86, 56,078.39 and 12,072.92

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Solution

The fourth proportional to 37,381.86, 56,078.39 and 12,072.92 is: 18,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,381.86 : 56,078.39 = 12,072.92 : x
  2. Step 2: Convert to fraction form
    37,381.86/56,078.39 = 12,072.92/x
  3. Step 3: Cross multiply
    37,381.86x = 56,078.39 × 12,072.92
  4. Step 4: Simplify right side
    37,381.86x = 677,029,916.20
  5. Step 5: Solve for x
    x = 677,029,916.20/37,381.86
  6. Step 6: Final answer
    x = 18,111.19

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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.