Home / 28,050.94-38,707.59-15,474.88

Finding the Fourth Proportional to 28,050.94, 38,707.59 and 15,474.88

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Solution

The fourth proportional to 28,050.94, 38,707.59 and 15,474.88 is: 21,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,050.94 : 38,707.59 = 15,474.88 : x
  2. Step 2: Convert to fraction form
    28,050.94/38,707.59 = 15,474.88/x
  3. Step 3: Cross multiply
    28,050.94x = 38,707.59 × 15,474.88
  4. Step 4: Simplify right side
    28,050.94x = 598,995,310.34
  5. Step 5: Solve for x
    x = 598,995,310.34/28,050.94
  6. Step 6: Final answer
    x = 21,353.84

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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.