Home / 14,772.04-20,384.66-8,057.61

Finding the Fourth Proportional to 14,772.04, 20,384.66 and 8,057.61

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Solution

The fourth proportional to 14,772.04, 20,384.66 and 8,057.61 is: 11,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.04 : 20,384.66 = 8,057.61 : x
  2. Step 2: Convert to fraction form
    14,772.04/20,384.66 = 8,057.61/x
  3. Step 3: Cross multiply
    14,772.04x = 20,384.66 × 8,057.61
  4. Step 4: Simplify right side
    14,772.04x = 164,251,660.41
  5. Step 5: Solve for x
    x = 164,251,660.41/14,772.04
  6. Step 6: Final answer
    x = 11,119.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.