Home / 28,793.90-39,734.85-16,047.14

Finding the Fourth Proportional to 28,793.90, 39,734.85 and 16,047.14

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Solution

The fourth proportional to 28,793.90, 39,734.85 and 16,047.14 is: 22,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.90 : 39,734.85 = 16,047.14 : x
  2. Step 2: Convert to fraction form
    28,793.90/39,734.85 = 16,047.14/x
  3. Step 3: Cross multiply
    28,793.90x = 39,734.85 × 16,047.14
  4. Step 4: Simplify right side
    28,793.90x = 637,630,700.83
  5. Step 5: Solve for x
    x = 637,630,700.83/28,793.90
  6. Step 6: Final answer
    x = 22,144.65

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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.