Home / 38,732.18-53,314.20-33,940.76

Finding the Fourth Proportional to 38,732.18, 53,314.20 and 33,940.76

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Solution

The fourth proportional to 38,732.18, 53,314.20 and 33,940.76 is: 46,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,732.18 : 53,314.20 = 33,940.76 : x
  2. Step 2: Convert to fraction form
    38,732.18/53,314.20 = 33,940.76/x
  3. Step 3: Cross multiply
    38,732.18x = 53,314.20 × 33,940.76
  4. Step 4: Simplify right side
    38,732.18x = 1,809,524,200.22
  5. Step 5: Solve for x
    x = 1,809,524,200.22/38,732.18
  6. Step 6: Final answer
    x = 46,718.89

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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.