Home / 17,369.19-26,053.79-4,221.57

Finding the Fourth Proportional to 17,369.19, 26,053.79 and 4,221.57

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Solution

The fourth proportional to 17,369.19, 26,053.79 and 4,221.57 is: 6,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.19 : 26,053.79 = 4,221.57 : x
  2. Step 2: Convert to fraction form
    17,369.19/26,053.79 = 4,221.57/x
  3. Step 3: Cross multiply
    17,369.19x = 26,053.79 × 4,221.57
  4. Step 4: Simplify right side
    17,369.19x = 109,987,877.14
  5. Step 5: Solve for x
    x = 109,987,877.14/17,369.19
  6. Step 6: Final answer
    x = 6,332.36

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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.