Home / 19,292.09-28,908.36-13,027.55

Finding the Fourth Proportional to 19,292.09, 28,908.36 and 13,027.55

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Solution

The fourth proportional to 19,292.09, 28,908.36 and 13,027.55 is: 19,521.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292.09 : 28,908.36 = 13,027.55 : x
  2. Step 2: Convert to fraction form
    19,292.09/28,908.36 = 13,027.55/x
  3. Step 3: Cross multiply
    19,292.09x = 28,908.36 × 13,027.55
  4. Step 4: Simplify right side
    19,292.09x = 376,604,960.78
  5. Step 5: Solve for x
    x = 376,604,960.78/19,292.09
  6. Step 6: Final answer
    x = 19,521.22

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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.