Home / 18,129.33-27,186.27-7,033.95

Finding the Fourth Proportional to 18,129.33, 27,186.27 and 7,033.95

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Solution

The fourth proportional to 18,129.33, 27,186.27 and 7,033.95 is: 10,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,129.33 : 27,186.27 = 7,033.95 : x
  2. Step 2: Convert to fraction form
    18,129.33/27,186.27 = 7,033.95/x
  3. Step 3: Cross multiply
    18,129.33x = 27,186.27 × 7,033.95
  4. Step 4: Simplify right side
    18,129.33x = 191,226,863.87
  5. Step 5: Solve for x
    x = 191,226,863.87/18,129.33
  6. Step 6: Final answer
    x = 10,547.93

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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.