Home / 38,867.20-58,300.80-16,673.20

Finding the Fourth Proportional to 38,867.20, 58,300.80 and 16,673.20

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Solution

The fourth proportional to 38,867.20, 58,300.80 and 16,673.20 is: 25,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,867.20 : 58,300.80 = 16,673.20 : x
  2. Step 2: Convert to fraction form
    38,867.20/58,300.80 = 16,673.20/x
  3. Step 3: Cross multiply
    38,867.20x = 58,300.80 × 16,673.20
  4. Step 4: Simplify right side
    38,867.20x = 972,060,898.56
  5. Step 5: Solve for x
    x = 972,060,898.56/38,867.20
  6. Step 6: Final answer
    x = 25,009.80

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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.