Home / 18,146.04-27,216.60-7,051.68

Finding the Fourth Proportional to 18,146.04, 27,216.60 and 7,051.68

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Solution

The fourth proportional to 18,146.04, 27,216.60 and 7,051.68 is: 10,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.04 : 27,216.60 = 7,051.68 : x
  2. Step 2: Convert to fraction form
    18,146.04/27,216.60 = 7,051.68/x
  3. Step 3: Cross multiply
    18,146.04x = 27,216.60 × 7,051.68
  4. Step 4: Simplify right side
    18,146.04x = 191,922,753.89
  5. Step 5: Solve for x
    x = 191,922,753.89/18,146.04
  6. Step 6: Final answer
    x = 10,576.56

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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.