Home / 19,131.24-26,378.28-16,474.08

Finding the Fourth Proportional to 19,131.24, 26,378.28 and 16,474.08

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Solution

The fourth proportional to 19,131.24, 26,378.28 and 16,474.08 is: 22,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131.24 : 26,378.28 = 16,474.08 : x
  2. Step 2: Convert to fraction form
    19,131.24/26,378.28 = 16,474.08/x
  3. Step 3: Cross multiply
    19,131.24x = 26,378.28 × 16,474.08
  4. Step 4: Simplify right side
    19,131.24x = 434,557,894.98
  5. Step 5: Solve for x
    x = 434,557,894.98/19,131.24
  6. Step 6: Final answer
    x = 22,714.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.