Home / 28,524.75-42,756.93-10,747.68

Finding the Fourth Proportional to 28,524.75, 42,756.93 and 10,747.68

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Solution

The fourth proportional to 28,524.75, 42,756.93 and 10,747.68 is: 16,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.75 : 42,756.93 = 10,747.68 : x
  2. Step 2: Convert to fraction form
    28,524.75/42,756.93 = 10,747.68/x
  3. Step 3: Cross multiply
    28,524.75x = 42,756.93 × 10,747.68
  4. Step 4: Simplify right side
    28,524.75x = 459,537,801.42
  5. Step 5: Solve for x
    x = 459,537,801.42/28,524.75
  6. Step 6: Final answer
    x = 16,110.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.