Home / 37,971.12-56,929.32-18,234.48

Finding the Fourth Proportional to 37,971.12, 56,929.32 and 18,234.48

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Solution

The fourth proportional to 37,971.12, 56,929.32 and 18,234.48 is: 27,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,971.12 : 56,929.32 = 18,234.48 : x
  2. Step 2: Convert to fraction form
    37,971.12/56,929.32 = 18,234.48/x
  3. Step 3: Cross multiply
    37,971.12x = 56,929.32 × 18,234.48
  4. Step 4: Simplify right side
    37,971.12x = 1,038,076,546.95
  5. Step 5: Solve for x
    x = 1,038,076,546.95/37,971.12
  6. Step 6: Final answer
    x = 27,338.58

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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.