Home / 12,238.37-18,360.59-3,473.36

Finding the Fourth Proportional to 12,238.37, 18,360.59 and 3,473.36

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Solution

The fourth proportional to 12,238.37, 18,360.59 and 3,473.36 is: 5,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238.37 : 18,360.59 = 3,473.36 : x
  2. Step 2: Convert to fraction form
    12,238.37/18,360.59 = 3,473.36/x
  3. Step 3: Cross multiply
    12,238.37x = 18,360.59 × 3,473.36
  4. Step 4: Simplify right side
    12,238.37x = 63,772,829.71
  5. Step 5: Solve for x
    x = 63,772,829.71/12,238.37
  6. Step 6: Final answer
    x = 5,210.89

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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.