Home / 38,114.02-57,171.09-15,915.31

Finding the Fourth Proportional to 38,114.02, 57,171.09 and 15,915.31

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Solution

The fourth proportional to 38,114.02, 57,171.09 and 15,915.31 is: 23,872.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,114.02 : 57,171.09 = 15,915.31 : x
  2. Step 2: Convert to fraction form
    38,114.02/57,171.09 = 15,915.31/x
  3. Step 3: Cross multiply
    38,114.02x = 57,171.09 × 15,915.31
  4. Step 4: Simplify right side
    38,114.02x = 909,895,620.39
  5. Step 5: Solve for x
    x = 909,895,620.39/38,114.02
  6. Step 6: Final answer
    x = 23,872.99

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1.5x scale

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.