Home / 18,006.57-27,022.01-6,319.89

Finding the Fourth Proportional to 18,006.57, 27,022.01 and 6,319.89

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Solution

The fourth proportional to 18,006.57, 27,022.01 and 6,319.89 is: 9,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.57 : 27,022.01 = 6,319.89 : x
  2. Step 2: Convert to fraction form
    18,006.57/27,022.01 = 6,319.89/x
  3. Step 3: Cross multiply
    18,006.57x = 27,022.01 × 6,319.89
  4. Step 4: Simplify right side
    18,006.57x = 170,776,099.18
  5. Step 5: Solve for x
    x = 170,776,099.18/18,006.57
  6. Step 6: Final answer
    x = 9,484.10

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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.