Home / 28,275.83-39,013.68-16,011.44

Finding the Fourth Proportional to 28,275.83, 39,013.68 and 16,011.44

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Solution

The fourth proportional to 28,275.83, 39,013.68 and 16,011.44 is: 22,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.83 : 39,013.68 = 16,011.44 : x
  2. Step 2: Convert to fraction form
    28,275.83/39,013.68 = 16,011.44/x
  3. Step 3: Cross multiply
    28,275.83x = 39,013.68 × 16,011.44
  4. Step 4: Simplify right side
    28,275.83x = 624,665,207.77
  5. Step 5: Solve for x
    x = 624,665,207.77/28,275.83
  6. Step 6: Final answer
    x = 22,091.84

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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.