Home / 13,924.71-20,890.17-4,064.76

Finding the Fourth Proportional to 13,924.71, 20,890.17 and 4,064.76

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Solution

The fourth proportional to 13,924.71, 20,890.17 and 4,064.76 is: 6,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.71 : 20,890.17 = 4,064.76 : x
  2. Step 2: Convert to fraction form
    13,924.71/20,890.17 = 4,064.76/x
  3. Step 3: Cross multiply
    13,924.71x = 20,890.17 × 4,064.76
  4. Step 4: Simplify right side
    13,924.71x = 84,913,527.41
  5. Step 5: Solve for x
    x = 84,913,527.41/13,924.71
  6. Step 6: Final answer
    x = 6,098.05

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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.