Home / 38,649.46-58,237.46-31,783.27

Finding the Fourth Proportional to 38,649.46, 58,237.46 and 31,783.27

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Solution

The fourth proportional to 38,649.46, 58,237.46 and 31,783.27 is: 47,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,649.46 : 58,237.46 = 31,783.27 : x
  2. Step 2: Convert to fraction form
    38,649.46/58,237.46 = 31,783.27/x
  3. Step 3: Cross multiply
    38,649.46x = 58,237.46 × 31,783.27
  4. Step 4: Simplify right side
    38,649.46x = 1,850,976,915.29
  5. Step 5: Solve for x
    x = 1,850,976,915.29/38,649.46
  6. Step 6: Final answer
    x = 47,891.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.