Home / 30,125.22-41,572.90-16,696.68

Finding the Fourth Proportional to 30,125.22, 41,572.90 and 16,696.68

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Solution

The fourth proportional to 30,125.22, 41,572.90 and 16,696.68 is: 23,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.22 : 41,572.90 = 16,696.68 : x
  2. Step 2: Convert to fraction form
    30,125.22/41,572.90 = 16,696.68/x
  3. Step 3: Cross multiply
    30,125.22x = 41,572.90 × 16,696.68
  4. Step 4: Simplify right side
    30,125.22x = 694,129,412.87
  5. Step 5: Solve for x
    x = 694,129,412.87/30,125.22
  6. Step 6: Final answer
    x = 23,041.47

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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.