Home / 37,917.28-56,871.35-12,956.79

Finding the Fourth Proportional to 37,917.28, 56,871.35 and 12,956.79

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Solution

The fourth proportional to 37,917.28, 56,871.35 and 12,956.79 is: 19,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,917.28 : 56,871.35 = 12,956.79 : x
  2. Step 2: Convert to fraction form
    37,917.28/56,871.35 = 12,956.79/x
  3. Step 3: Cross multiply
    37,917.28x = 56,871.35 × 12,956.79
  4. Step 4: Simplify right side
    37,917.28x = 736,870,336.04
  5. Step 5: Solve for x
    x = 736,870,336.04/37,917.28
  6. Step 6: Final answer
    x = 19,433.63

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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.