Home / 38,427.45-57,254.79-36,278.84

Finding the Fourth Proportional to 38,427.45, 57,254.79 and 36,278.84

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Solution

The fourth proportional to 38,427.45, 57,254.79 and 36,278.84 is: 54,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,427.45 : 57,254.79 = 36,278.84 : x
  2. Step 2: Convert to fraction form
    38,427.45/57,254.79 = 36,278.84/x
  3. Step 3: Cross multiply
    38,427.45x = 57,254.79 × 36,278.84
  4. Step 4: Simplify right side
    38,427.45x = 2,077,137,644.83
  5. Step 5: Solve for x
    x = 2,077,137,644.83/38,427.45
  6. Step 6: Final answer
    x = 54,053.49

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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.