Home / 23,342.12-32,212.96-13,271

Finding the Fourth Proportional to 23,342.12, 32,212.96 and 13,271

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Solution

The fourth proportional to 23,342.12, 32,212.96 and 13,271 is: 18,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,342.12 : 32,212.96 = 13,271 : x
  2. Step 2: Convert to fraction form
    23,342.12/32,212.96 = 13,271/x
  3. Step 3: Cross multiply
    23,342.12x = 32,212.96 × 13,271
  4. Step 4: Simplify right side
    23,342.12x = 427,498,192.16
  5. Step 5: Solve for x
    x = 427,498,192.16/23,342.12
  6. Step 6: Final answer
    x = 18,314.45

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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.