Home / 28,487.28-42,673.46-23,853.60

Finding the Fourth Proportional to 28,487.28, 42,673.46 and 23,853.60

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Solution

The fourth proportional to 28,487.28, 42,673.46 and 23,853.60 is: 35,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,487.28 : 42,673.46 = 23,853.60 : x
  2. Step 2: Convert to fraction form
    28,487.28/42,673.46 = 23,853.60/x
  3. Step 3: Cross multiply
    28,487.28x = 42,673.46 × 23,853.60
  4. Step 4: Simplify right side
    28,487.28x = 1,017,915,645.46
  5. Step 5: Solve for x
    x = 1,017,915,645.46/28,487.28
  6. Step 6: Final answer
    x = 35,732.29

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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.