Home / 37,854.12-56,787.84-15,655.05

Finding the Fourth Proportional to 37,854.12, 56,787.84 and 15,655.05

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Solution

The fourth proportional to 37,854.12, 56,787.84 and 15,655.05 is: 23,485.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.12 : 56,787.84 = 15,655.05 : x
  2. Step 2: Convert to fraction form
    37,854.12/56,787.84 = 15,655.05/x
  3. Step 3: Cross multiply
    37,854.12x = 56,787.84 × 15,655.05
  4. Step 4: Simplify right side
    37,854.12x = 889,016,474.59
  5. Step 5: Solve for x
    x = 889,016,474.59/37,854.12
  6. Step 6: Final answer
    x = 23,485.33

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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.