Home / 39,916.76-55,085.11-22,922.12

Finding the Fourth Proportional to 39,916.76, 55,085.11 and 22,922.12

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Solution

The fourth proportional to 39,916.76, 55,085.11 and 22,922.12 is: 31,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.76 : 55,085.11 = 22,922.12 : x
  2. Step 2: Convert to fraction form
    39,916.76/55,085.11 = 22,922.12/x
  3. Step 3: Cross multiply
    39,916.76x = 55,085.11 × 22,922.12
  4. Step 4: Simplify right side
    39,916.76x = 1,262,667,226.21
  5. Step 5: Solve for x
    x = 1,262,667,226.21/39,916.76
  6. Step 6: Final answer
    x = 31,632.51

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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.