Home / 15,741.75-23,616.27-5,353.50

Finding the Fourth Proportional to 15,741.75, 23,616.27 and 5,353.50

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Solution

The fourth proportional to 15,741.75, 23,616.27 and 5,353.50 is: 8,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.75 : 23,616.27 = 5,353.50 : x
  2. Step 2: Convert to fraction form
    15,741.75/23,616.27 = 5,353.50/x
  3. Step 3: Cross multiply
    15,741.75x = 23,616.27 × 5,353.50
  4. Step 4: Simplify right side
    15,741.75x = 126,429,701.45
  5. Step 5: Solve for x
    x = 126,429,701.45/15,741.75
  6. Step 6: Final answer
    x = 8,031.49

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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.