Home / 18,004.07-27,006.58-10,613.84

Finding the Fourth Proportional to 18,004.07, 27,006.58 and 10,613.84

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Solution

The fourth proportional to 18,004.07, 27,006.58 and 10,613.84 is: 15,921.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.07 : 27,006.58 = 10,613.84 : x
  2. Step 2: Convert to fraction form
    18,004.07/27,006.58 = 10,613.84/x
  3. Step 3: Cross multiply
    18,004.07x = 27,006.58 × 10,613.84
  4. Step 4: Simplify right side
    18,004.07x = 286,643,397.30
  5. Step 5: Solve for x
    x = 286,643,397.30/18,004.07
  6. Step 6: Final answer
    x = 15,921.03

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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.