Home / 37,445.54-56,162.19-12,485.79

Finding the Fourth Proportional to 37,445.54, 56,162.19 and 12,485.79

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Solution

The fourth proportional to 37,445.54, 56,162.19 and 12,485.79 is: 18,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.54 : 56,162.19 = 12,485.79 : x
  2. Step 2: Convert to fraction form
    37,445.54/56,162.19 = 12,485.79/x
  3. Step 3: Cross multiply
    37,445.54x = 56,162.19 × 12,485.79
  4. Step 4: Simplify right side
    37,445.54x = 701,229,310.28
  5. Step 5: Solve for x
    x = 701,229,310.28/37,445.54
  6. Step 6: Final answer
    x = 18,726.65

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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.