Home / 28,586.84-39,452.54-16,487.64

Finding the Fourth Proportional to 28,586.84, 39,452.54 and 16,487.64

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Solution

The fourth proportional to 28,586.84, 39,452.54 and 16,487.64 is: 22,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,586.84 : 39,452.54 = 16,487.64 : x
  2. Step 2: Convert to fraction form
    28,586.84/39,452.54 = 16,487.64/x
  3. Step 3: Cross multiply
    28,586.84x = 39,452.54 × 16,487.64
  4. Step 4: Simplify right side
    28,586.84x = 650,479,194.17
  5. Step 5: Solve for x
    x = 650,479,194.17/28,586.84
  6. Step 6: Final answer
    x = 22,754.50

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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.