Home / 38,256.31-52,793.02-21,260.25

Finding the Fourth Proportional to 38,256.31, 52,793.02 and 21,260.25

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Solution

The fourth proportional to 38,256.31, 52,793.02 and 21,260.25 is: 29,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.31 : 52,793.02 = 21,260.25 : x
  2. Step 2: Convert to fraction form
    38,256.31/52,793.02 = 21,260.25/x
  3. Step 3: Cross multiply
    38,256.31x = 52,793.02 × 21,260.25
  4. Step 4: Simplify right side
    38,256.31x = 1,122,392,750.30
  5. Step 5: Solve for x
    x = 1,122,392,750.30/38,256.31
  6. Step 6: Final answer
    x = 29,338.76

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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.