Home / 38,912.88-58,364.40-10,835.04

Finding the Fourth Proportional to 38,912.88, 58,364.40 and 10,835.04

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Solution

The fourth proportional to 38,912.88, 58,364.40 and 10,835.04 is: 16,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.88 : 58,364.40 = 10,835.04 : x
  2. Step 2: Convert to fraction form
    38,912.88/58,364.40 = 10,835.04/x
  3. Step 3: Cross multiply
    38,912.88x = 58,364.40 × 10,835.04
  4. Step 4: Simplify right side
    38,912.88x = 632,380,608.58
  5. Step 5: Solve for x
    x = 632,380,608.58/38,912.88
  6. Step 6: Final answer
    x = 16,251.19

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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.