Home / 37,785.96-56,659.39-11,128.48

Finding the Fourth Proportional to 37,785.96, 56,659.39 and 11,128.48

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Solution

The fourth proportional to 37,785.96, 56,659.39 and 11,128.48 is: 16,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,785.96 : 56,659.39 = 11,128.48 : x
  2. Step 2: Convert to fraction form
    37,785.96/56,659.39 = 11,128.48/x
  3. Step 3: Cross multiply
    37,785.96x = 56,659.39 × 11,128.48
  4. Step 4: Simplify right side
    37,785.96x = 630,532,888.43
  5. Step 5: Solve for x
    x = 630,532,888.43/37,785.96
  6. Step 6: Final answer
    x = 16,686.96

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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.