Home / 38,342.84-57,473.02-18,577.76

Finding the Fourth Proportional to 38,342.84, 57,473.02 and 18,577.76

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Solution

The fourth proportional to 38,342.84, 57,473.02 and 18,577.76 is: 27,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.84 : 57,473.02 = 18,577.76 : x
  2. Step 2: Convert to fraction form
    38,342.84/57,473.02 = 18,577.76/x
  3. Step 3: Cross multiply
    38,342.84x = 57,473.02 × 18,577.76
  4. Step 4: Simplify right side
    38,342.84x = 1,067,719,972.04
  5. Step 5: Solve for x
    x = 1,067,719,972.04/38,342.84
  6. Step 6: Final answer
    x = 27,846.66

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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.