Home / 12,555.66-18,833.58-5,800.62

Finding the Fourth Proportional to 12,555.66, 18,833.58 and 5,800.62

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Solution

The fourth proportional to 12,555.66, 18,833.58 and 5,800.62 is: 8,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.66 : 18,833.58 = 5,800.62 : x
  2. Step 2: Convert to fraction form
    12,555.66/18,833.58 = 5,800.62/x
  3. Step 3: Cross multiply
    12,555.66x = 18,833.58 × 5,800.62
  4. Step 4: Simplify right side
    12,555.66x = 109,246,440.82
  5. Step 5: Solve for x
    x = 109,246,440.82/12,555.66
  6. Step 6: Final answer
    x = 8,700.97

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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.