Home / 25,108.86-34,673.64-16,171.92

Finding the Fourth Proportional to 25,108.86, 34,673.64 and 16,171.92

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Solution

The fourth proportional to 25,108.86, 34,673.64 and 16,171.92 is: 22,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.86 : 34,673.64 = 16,171.92 : x
  2. Step 2: Convert to fraction form
    25,108.86/34,673.64 = 16,171.92/x
  3. Step 3: Cross multiply
    25,108.86x = 34,673.64 × 16,171.92
  4. Step 4: Simplify right side
    25,108.86x = 560,739,332.19
  5. Step 5: Solve for x
    x = 560,739,332.19/25,108.86
  6. Step 6: Final answer
    x = 22,332.33

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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.