Home / 17,553.91-26,326.98-5,071.21

Finding the Fourth Proportional to 17,553.91, 26,326.98 and 5,071.21

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Solution

The fourth proportional to 17,553.91, 26,326.98 and 5,071.21 is: 7,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,553.91 : 26,326.98 = 5,071.21 : x
  2. Step 2: Convert to fraction form
    17,553.91/26,326.98 = 5,071.21/x
  3. Step 3: Cross multiply
    17,553.91x = 26,326.98 × 5,071.21
  4. Step 4: Simplify right side
    17,553.91x = 133,509,644.25
  5. Step 5: Solve for x
    x = 133,509,644.25/17,553.91
  6. Step 6: Final answer
    x = 7,605.69

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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.