Home / 22,342.12-33,510.12-12,365.32

Finding the Fourth Proportional to 22,342.12, 33,510.12 and 12,365.32

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Solution

The fourth proportional to 22,342.12, 33,510.12 and 12,365.32 is: 18,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,342.12 : 33,510.12 = 12,365.32 : x
  2. Step 2: Convert to fraction form
    22,342.12/33,510.12 = 12,365.32/x
  3. Step 3: Cross multiply
    22,342.12x = 33,510.12 × 12,365.32
  4. Step 4: Simplify right side
    22,342.12x = 414,363,357.04
  5. Step 5: Solve for x
    x = 414,363,357.04/22,342.12
  6. Step 6: Final answer
    x = 18,546.29

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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.