Home / 23,493.36-32,420.88-12,882.92

Finding the Fourth Proportional to 23,493.36, 32,420.88 and 12,882.92

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Solution

The fourth proportional to 23,493.36, 32,420.88 and 12,882.92 is: 17,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.36 : 32,420.88 = 12,882.92 : x
  2. Step 2: Convert to fraction form
    23,493.36/32,420.88 = 12,882.92/x
  3. Step 3: Cross multiply
    23,493.36x = 32,420.88 × 12,882.92
  4. Step 4: Simplify right side
    23,493.36x = 417,675,603.37
  5. Step 5: Solve for x
    x = 417,675,603.37/23,493.36
  6. Step 6: Final answer
    x = 17,778.45

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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.