Home / 37,389.48-56,072.09-12,422.83

Finding the Fourth Proportional to 37,389.48, 56,072.09 and 12,422.83

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Solution

The fourth proportional to 37,389.48, 56,072.09 and 12,422.83 is: 18,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.48 : 56,072.09 = 12,422.83 : x
  2. Step 2: Convert to fraction form
    37,389.48/56,072.09 = 12,422.83/x
  3. Step 3: Cross multiply
    37,389.48x = 56,072.09 × 12,422.83
  4. Step 4: Simplify right side
    37,389.48x = 696,573,845.18
  5. Step 5: Solve for x
    x = 696,573,845.18/37,389.48
  6. Step 6: Final answer
    x = 18,630.21

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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.