Home / 17,545.09-26,091.99-16,991.37

Finding the Fourth Proportional to 17,545.09, 26,091.99 and 16,991.37

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Solution

The fourth proportional to 17,545.09, 26,091.99 and 16,991.37 is: 25,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.09 : 26,091.99 = 16,991.37 : x
  2. Step 2: Convert to fraction form
    17,545.09/26,091.99 = 16,991.37/x
  3. Step 3: Cross multiply
    17,545.09x = 26,091.99 × 16,991.37
  4. Step 4: Simplify right side
    17,545.09x = 443,338,440.71
  5. Step 5: Solve for x
    x = 443,338,440.71/17,545.09
  6. Step 6: Final answer
    x = 25,268.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.