Home / 38,230.07-52,755.71-21,235.41

Finding the Fourth Proportional to 38,230.07, 52,755.71 and 21,235.41

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Solution

The fourth proportional to 38,230.07, 52,755.71 and 21,235.41 is: 29,303.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.07 : 52,755.71 = 21,235.41 : x
  2. Step 2: Convert to fraction form
    38,230.07/52,755.71 = 21,235.41/x
  3. Step 3: Cross multiply
    38,230.07x = 52,755.71 × 21,235.41
  4. Step 4: Simplify right side
    38,230.07x = 1,120,289,025.51
  5. Step 5: Solve for x
    x = 1,120,289,025.51/38,230.07
  6. Step 6: Final answer
    x = 29,303.87

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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.