Home / 17,110.94-25,666.16-5,424.18

Finding the Fourth Proportional to 17,110.94, 25,666.16 and 5,424.18

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Solution

The fourth proportional to 17,110.94, 25,666.16 and 5,424.18 is: 8,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.94 : 25,666.16 = 5,424.18 : x
  2. Step 2: Convert to fraction form
    17,110.94/25,666.16 = 5,424.18/x
  3. Step 3: Cross multiply
    17,110.94x = 25,666.16 × 5,424.18
  4. Step 4: Simplify right side
    17,110.94x = 139,217,844.63
  5. Step 5: Solve for x
    x = 139,217,844.63/17,110.94
  6. Step 6: Final answer
    x = 8,136.19

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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.