Home / 18,342.24-27,513.36-6,655.44

Finding the Fourth Proportional to 18,342.24, 27,513.36 and 6,655.44

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Solution

The fourth proportional to 18,342.24, 27,513.36 and 6,655.44 is: 9,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342.24 : 27,513.36 = 6,655.44 : x
  2. Step 2: Convert to fraction form
    18,342.24/27,513.36 = 6,655.44/x
  3. Step 3: Cross multiply
    18,342.24x = 27,513.36 × 6,655.44
  4. Step 4: Simplify right side
    18,342.24x = 183,113,516.68
  5. Step 5: Solve for x
    x = 183,113,516.68/18,342.24
  6. Step 6: Final answer
    x = 9,983.16

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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.