Home / 41,939.12-57,816.54-29,981.67

Finding the Fourth Proportional to 41,939.12, 57,816.54 and 29,981.67

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Solution

The fourth proportional to 41,939.12, 57,816.54 and 29,981.67 is: 41,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,939.12 : 57,816.54 = 29,981.67 : x
  2. Step 2: Convert to fraction form
    41,939.12/57,816.54 = 29,981.67/x
  3. Step 3: Cross multiply
    41,939.12x = 57,816.54 × 29,981.67
  4. Step 4: Simplify right side
    41,939.12x = 1,733,436,422.82
  5. Step 5: Solve for x
    x = 1,733,436,422.82/41,939.12
  6. Step 6: Final answer
    x = 41,332.21

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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.