Home / 41,290.99-56,981.57-22,428.11

Finding the Fourth Proportional to 41,290.99, 56,981.57 and 22,428.11

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Solution

The fourth proportional to 41,290.99, 56,981.57 and 22,428.11 is: 30,950.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,290.99 : 56,981.57 = 22,428.11 : x
  2. Step 2: Convert to fraction form
    41,290.99/56,981.57 = 22,428.11/x
  3. Step 3: Cross multiply
    41,290.99x = 56,981.57 × 22,428.11
  4. Step 4: Simplify right side
    41,290.99x = 1,277,988,919.93
  5. Step 5: Solve for x
    x = 1,277,988,919.93/41,290.99
  6. Step 6: Final answer
    x = 30,950.79

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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.