Home / 17,805.36-26,710.80-6,115.76

Finding the Fourth Proportional to 17,805.36, 26,710.80 and 6,115.76

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Solution

The fourth proportional to 17,805.36, 26,710.80 and 6,115.76 is: 9,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.36 : 26,710.80 = 6,115.76 : x
  2. Step 2: Convert to fraction form
    17,805.36/26,710.80 = 6,115.76/x
  3. Step 3: Cross multiply
    17,805.36x = 26,710.80 × 6,115.76
  4. Step 4: Simplify right side
    17,805.36x = 163,356,842.21
  5. Step 5: Solve for x
    x = 163,356,842.21/17,805.36
  6. Step 6: Final answer
    x = 9,174.59

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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.