Home / 38,984.94-53,743.23-27,787.50

Finding the Fourth Proportional to 38,984.94, 53,743.23 and 27,787.50

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Solution

The fourth proportional to 38,984.94, 53,743.23 and 27,787.50 is: 38,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.94 : 53,743.23 = 27,787.50 : x
  2. Step 2: Convert to fraction form
    38,984.94/53,743.23 = 27,787.50/x
  3. Step 3: Cross multiply
    38,984.94x = 53,743.23 × 27,787.50
  4. Step 4: Simplify right side
    38,984.94x = 1,493,390,003.63
  5. Step 5: Solve for x
    x = 1,493,390,003.63/38,984.94
  6. Step 6: Final answer
    x = 38,306.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.