Home / 12,241.61-18,362.58-3,476.51

Finding the Fourth Proportional to 12,241.61, 18,362.58 and 3,476.51

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Solution

The fourth proportional to 12,241.61, 18,362.58 and 3,476.51 is: 5,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.61 : 18,362.58 = 3,476.51 : x
  2. Step 2: Convert to fraction form
    12,241.61/18,362.58 = 3,476.51/x
  3. Step 3: Cross multiply
    12,241.61x = 18,362.58 × 3,476.51
  4. Step 4: Simplify right side
    12,241.61x = 63,837,693.00
  5. Step 5: Solve for x
    x = 63,837,693.00/12,241.61
  6. Step 6: Final answer
    x = 5,214.81

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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.