Home / 38,865.04-58,290.96-10,787.92

Finding the Fourth Proportional to 38,865.04, 58,290.96 and 10,787.92

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Solution

The fourth proportional to 38,865.04, 58,290.96 and 10,787.92 is: 16,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865.04 : 58,290.96 = 10,787.92 : x
  2. Step 2: Convert to fraction form
    38,865.04/58,290.96 = 10,787.92/x
  3. Step 3: Cross multiply
    38,865.04x = 58,290.96 × 10,787.92
  4. Step 4: Simplify right side
    38,865.04x = 628,838,213.20
  5. Step 5: Solve for x
    x = 628,838,213.20/38,865.04
  6. Step 6: Final answer
    x = 16,180.05

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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.