Home / 52,739.51-79,107.44-17,678.25

Finding the Fourth Proportional to 52,739.51, 79,107.44 and 17,678.25

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Solution

The fourth proportional to 52,739.51, 79,107.44 and 17,678.25 is: 26,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,739.51 : 79,107.44 = 17,678.25 : x
  2. Step 2: Convert to fraction form
    52,739.51/79,107.44 = 17,678.25/x
  3. Step 3: Cross multiply
    52,739.51x = 79,107.44 × 17,678.25
  4. Step 4: Simplify right side
    52,739.51x = 1,398,481,012.79
  5. Step 5: Solve for x
    x = 1,398,481,012.79/52,739.51
  6. Step 6: Final answer
    x = 26,516.76

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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.