Home / 17,789.13-26,686.58-5,474.25

Finding the Fourth Proportional to 17,789.13, 26,686.58 and 5,474.25

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Solution

The fourth proportional to 17,789.13, 26,686.58 and 5,474.25 is: 8,212.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.13 : 26,686.58 = 5,474.25 : x
  2. Step 2: Convert to fraction form
    17,789.13/26,686.58 = 5,474.25/x
  3. Step 3: Cross multiply
    17,789.13x = 26,686.58 × 5,474.25
  4. Step 4: Simplify right side
    17,789.13x = 146,088,983.19
  5. Step 5: Solve for x
    x = 146,088,983.19/17,789.13
  6. Step 6: Final answer
    x = 8,212.26

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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.