Home / 28,087.04-38,759.84-16,150.48

Finding the Fourth Proportional to 28,087.04, 38,759.84 and 16,150.48

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Solution

The fourth proportional to 28,087.04, 38,759.84 and 16,150.48 is: 22,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087.04 : 38,759.84 = 16,150.48 : x
  2. Step 2: Convert to fraction form
    28,087.04/38,759.84 = 16,150.48/x
  3. Step 3: Cross multiply
    28,087.04x = 38,759.84 × 16,150.48
  4. Step 4: Simplify right side
    28,087.04x = 625,990,020.72
  5. Step 5: Solve for x
    x = 625,990,020.72/28,087.04
  6. Step 6: Final answer
    x = 22,287.50

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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.