Home / 19,035.86-28,424.20-16,796

Finding the Fourth Proportional to 19,035.86, 28,424.20 and 16,796

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Solution

The fourth proportional to 19,035.86, 28,424.20 and 16,796 is: 25,079.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.86 : 28,424.20 = 16,796 : x
  2. Step 2: Convert to fraction form
    19,035.86/28,424.20 = 16,796/x
  3. Step 3: Cross multiply
    19,035.86x = 28,424.20 × 16,796
  4. Step 4: Simplify right side
    19,035.86x = 477,412,863.20
  5. Step 5: Solve for x
    x = 477,412,863.20/19,035.86
  6. Step 6: Final answer
    x = 25,079.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.