Home / 38,221.86-57,288.78-14,828.52

Finding the Fourth Proportional to 38,221.86, 57,288.78 and 14,828.52

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Solution

The fourth proportional to 38,221.86, 57,288.78 and 14,828.52 is: 22,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,221.86 : 57,288.78 = 14,828.52 : x
  2. Step 2: Convert to fraction form
    38,221.86/57,288.78 = 14,828.52/x
  3. Step 3: Cross multiply
    38,221.86x = 57,288.78 × 14,828.52
  4. Step 4: Simplify right side
    38,221.86x = 849,507,820.01
  5. Step 5: Solve for x
    x = 849,507,820.01/38,221.86
  6. Step 6: Final answer
    x = 22,225.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.