Home / 18,030.90-27,046.37-4,703.88

Finding the Fourth Proportional to 18,030.90, 27,046.37 and 4,703.88

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Solution

The fourth proportional to 18,030.90, 27,046.37 and 4,703.88 is: 7,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.90 : 27,046.37 = 4,703.88 : x
  2. Step 2: Convert to fraction form
    18,030.90/27,046.37 = 4,703.88/x
  3. Step 3: Cross multiply
    18,030.90x = 27,046.37 × 4,703.88
  4. Step 4: Simplify right side
    18,030.90x = 127,222,855.40
  5. Step 5: Solve for x
    x = 127,222,855.40/18,030.90
  6. Step 6: Final answer
    x = 7,055.82

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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.