Home / 30,247.24-41,738.34-28,018.12

Finding the Fourth Proportional to 30,247.24, 41,738.34 and 28,018.12

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Solution

The fourth proportional to 30,247.24, 41,738.34 and 28,018.12 is: 38,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.24 : 41,738.34 = 28,018.12 : x
  2. Step 2: Convert to fraction form
    30,247.24/41,738.34 = 28,018.12/x
  3. Step 3: Cross multiply
    30,247.24x = 41,738.34 × 28,018.12
  4. Step 4: Simplify right side
    30,247.24x = 1,169,429,818.72
  5. Step 5: Solve for x
    x = 1,169,429,818.72/30,247.24
  6. Step 6: Final answer
    x = 38,662.36

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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.