Home / 18,030.39-27,036.63-6,180.83

Finding the Fourth Proportional to 18,030.39, 27,036.63 and 6,180.83

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Solution

The fourth proportional to 18,030.39, 27,036.63 and 6,180.83 is: 9,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.39 : 27,036.63 = 6,180.83 : x
  2. Step 2: Convert to fraction form
    18,030.39/27,036.63 = 6,180.83/x
  3. Step 3: Cross multiply
    18,030.39x = 27,036.63 × 6,180.83
  4. Step 4: Simplify right side
    18,030.39x = 167,108,678.62
  5. Step 5: Solve for x
    x = 167,108,678.62/18,030.39
  6. Step 6: Final answer
    x = 9,268.17

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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.