Home / 23,849.92-32,913-13,239.64

Finding the Fourth Proportional to 23,849.92, 32,913 and 13,239.64

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Solution

The fourth proportional to 23,849.92, 32,913 and 13,239.64 is: 18,270.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,849.92 : 32,913 = 13,239.64 : x
  2. Step 2: Convert to fraction form
    23,849.92/32,913 = 13,239.64/x
  3. Step 3: Cross multiply
    23,849.92x = 32,913 × 13,239.64
  4. Step 4: Simplify right side
    23,849.92x = 435,756,271.32
  5. Step 5: Solve for x
    x = 435,756,271.32/23,849.92
  6. Step 6: Final answer
    x = 18,270.76

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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.