Home / 19,031.94-26,246.72-16,342.31

Finding the Fourth Proportional to 19,031.94, 26,246.72 and 16,342.31

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Solution

The fourth proportional to 19,031.94, 26,246.72 and 16,342.31 is: 22,537.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.94 : 26,246.72 = 16,342.31 : x
  2. Step 2: Convert to fraction form
    19,031.94/26,246.72 = 16,342.31/x
  3. Step 3: Cross multiply
    19,031.94x = 26,246.72 × 16,342.31
  4. Step 4: Simplify right side
    19,031.94x = 428,932,141.20
  5. Step 5: Solve for x
    x = 428,932,141.20/19,031.94
  6. Step 6: Final answer
    x = 22,537.49

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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.