Home / 25,162.92-34,728.21-16,663.86

Finding the Fourth Proportional to 25,162.92, 34,728.21 and 16,663.86

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Solution

The fourth proportional to 25,162.92, 34,728.21 and 16,663.86 is: 22,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,162.92 : 34,728.21 = 16,663.86 : x
  2. Step 2: Convert to fraction form
    25,162.92/34,728.21 = 16,663.86/x
  3. Step 3: Cross multiply
    25,162.92x = 34,728.21 × 16,663.86
  4. Step 4: Simplify right side
    25,162.92x = 578,706,029.49
  5. Step 5: Solve for x
    x = 578,706,029.49/25,162.92
  6. Step 6: Final answer
    x = 22,998.37

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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.