Home / 18,505.80-27,761.40-6,023.70

Finding the Fourth Proportional to 18,505.80, 27,761.40 and 6,023.70

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Solution

The fourth proportional to 18,505.80, 27,761.40 and 6,023.70 is: 9,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,505.80 : 27,761.40 = 6,023.70 : x
  2. Step 2: Convert to fraction form
    18,505.80/27,761.40 = 6,023.70/x
  3. Step 3: Cross multiply
    18,505.80x = 27,761.40 × 6,023.70
  4. Step 4: Simplify right side
    18,505.80x = 167,226,345.18
  5. Step 5: Solve for x
    x = 167,226,345.18/18,505.80
  6. Step 6: Final answer
    x = 9,036.43

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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.