Home / 55,373.38-76,414.18-30,223.06

Finding the Fourth Proportional to 55,373.38, 76,414.18 and 30,223.06

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Solution

The fourth proportional to 55,373.38, 76,414.18 and 30,223.06 is: 41,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,373.38 : 76,414.18 = 30,223.06 : x
  2. Step 2: Convert to fraction form
    55,373.38/76,414.18 = 30,223.06/x
  3. Step 3: Cross multiply
    55,373.38x = 76,414.18 × 30,223.06
  4. Step 4: Simplify right side
    55,373.38x = 2,309,470,346.99
  5. Step 5: Solve for x
    x = 2,309,470,346.99/55,373.38
  6. Step 6: Final answer
    x = 41,707.23

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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.