Home / 31,218.80-46,787.34-27,260.08

Finding the Fourth Proportional to 31,218.80, 46,787.34 and 27,260.08

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Solution

The fourth proportional to 31,218.80, 46,787.34 and 27,260.08 is: 40,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218.80 : 46,787.34 = 27,260.08 : x
  2. Step 2: Convert to fraction form
    31,218.80/46,787.34 = 27,260.08/x
  3. Step 3: Cross multiply
    31,218.80x = 46,787.34 × 27,260.08
  4. Step 4: Simplify right side
    31,218.80x = 1,275,426,631.39
  5. Step 5: Solve for x
    x = 1,275,426,631.39/31,218.80
  6. Step 6: Final answer
    x = 40,854.44

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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.