Home / 30,022.42-41,419.98-23,125.68

Finding the Fourth Proportional to 30,022.42, 41,419.98 and 23,125.68

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Solution

The fourth proportional to 30,022.42, 41,419.98 and 23,125.68 is: 31,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,022.42 : 41,419.98 = 23,125.68 : x
  2. Step 2: Convert to fraction form
    30,022.42/41,419.98 = 23,125.68/x
  3. Step 3: Cross multiply
    30,022.42x = 41,419.98 × 23,125.68
  4. Step 4: Simplify right side
    30,022.42x = 957,865,151.63
  5. Step 5: Solve for x
    x = 957,865,151.63/30,022.42
  6. Step 6: Final answer
    x = 31,904.99

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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.