Home / 19,070.92-26,302.33-13,424.41

Finding the Fourth Proportional to 19,070.92, 26,302.33 and 13,424.41

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Solution

The fourth proportional to 19,070.92, 26,302.33 and 13,424.41 is: 18,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.92 : 26,302.33 = 13,424.41 : x
  2. Step 2: Convert to fraction form
    19,070.92/26,302.33 = 13,424.41/x
  3. Step 3: Cross multiply
    19,070.92x = 26,302.33 × 13,424.41
  4. Step 4: Simplify right side
    19,070.92x = 353,093,261.88
  5. Step 5: Solve for x
    x = 353,093,261.88/19,070.92
  6. Step 6: Final answer
    x = 18,514.75

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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.