Home / 37,823.46-56,718.77-12,856.79

Finding the Fourth Proportional to 37,823.46, 56,718.77 and 12,856.79

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Solution

The fourth proportional to 37,823.46, 56,718.77 and 12,856.79 is: 19,279.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,823.46 : 56,718.77 = 12,856.79 : x
  2. Step 2: Convert to fraction form
    37,823.46/56,718.77 = 12,856.79/x
  3. Step 3: Cross multiply
    37,823.46x = 56,718.77 × 12,856.79
  4. Step 4: Simplify right side
    37,823.46x = 729,221,392.46
  5. Step 5: Solve for x
    x = 729,221,392.46/37,823.46
  6. Step 6: Final answer
    x = 19,279.61

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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.