Home / 38,662.56-57,530.70-38,531.34

Finding the Fourth Proportional to 38,662.56, 57,530.70 and 38,531.34

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Solution

The fourth proportional to 38,662.56, 57,530.70 and 38,531.34 is: 57,335.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,662.56 : 57,530.70 = 38,531.34 : x
  2. Step 2: Convert to fraction form
    38,662.56/57,530.70 = 38,531.34/x
  3. Step 3: Cross multiply
    38,662.56x = 57,530.70 × 38,531.34
  4. Step 4: Simplify right side
    38,662.56x = 2,216,734,962.14
  5. Step 5: Solve for x
    x = 2,216,734,962.14/38,662.56
  6. Step 6: Final answer
    x = 57,335.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.