Home / 15,886.50-23,827.74-4,200.64

Finding the Fourth Proportional to 15,886.50, 23,827.74 and 4,200.64

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Solution

The fourth proportional to 15,886.50, 23,827.74 and 4,200.64 is: 6,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.50 : 23,827.74 = 4,200.64 : x
  2. Step 2: Convert to fraction form
    15,886.50/23,827.74 = 4,200.64/x
  3. Step 3: Cross multiply
    15,886.50x = 23,827.74 × 4,200.64
  4. Step 4: Simplify right side
    15,886.50x = 100,091,757.75
  5. Step 5: Solve for x
    x = 100,091,757.75/15,886.50
  6. Step 6: Final answer
    x = 6,300.43

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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.