Home / 50,770.07-70,060.41-28,107.47

Finding the Fourth Proportional to 50,770.07, 70,060.41 and 28,107.47

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Solution

The fourth proportional to 50,770.07, 70,060.41 and 28,107.47 is: 38,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,770.07 : 70,060.41 = 28,107.47 : x
  2. Step 2: Convert to fraction form
    50,770.07/70,060.41 = 28,107.47/x
  3. Step 3: Cross multiply
    50,770.07x = 70,060.41 × 28,107.47
  4. Step 4: Simplify right side
    50,770.07x = 1,969,220,521.96
  5. Step 5: Solve for x
    x = 1,969,220,521.96/50,770.07
  6. Step 6: Final answer
    x = 38,787.04

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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.